8123005280

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{431}}^1$

素因数の和:530

約数の個数: 288

約数和(自身を含む): 22591675008

約数和(自身を除く): 14468669728

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 26, 32, 34, 40, 41, 52, 65, 68, 80, 82, 85, 104, 130, 136, 160, 164, 169, 170, 205, 208, 221, 260, 272, 328, 338, 340, 410, 416, 431, 442, 520, 533, 544, 656, 676, 680, 697, 820, 845, 862, 884, 1040, 1066, 1105, 1312, 1352, 1360, 1394, 1640, 1690, 1724, 1768, 2080, 2132, 2155, 2210, 2665, 2704, 2720, 2788, 2873, 3280, 3380, 3448, 3485, 3536, 4264, 4310, 4420, 5330, 5408, 5576, 5603, 5746, 6560, 6760, 6896, 6929, 6970, 7072, 7327, 8528, 8620, 8840, 9061, 10660, 11152, 11206, 11492, 13520, 13792, 13858, 13940, 14365, 14654, 17056, 17240, 17671, 17680, 18122, 21320, 22304, 22412, 22984, 27040, 27716, 27880, 28015, 28730, 29308, 34480, 34645, 35342, 35360, 36244, 36635, 42640, 44824, 45305, 45968, 55432, 55760, 56030, 57460, 58616, 68960, 69290, 70684, 72488, 72839, 73270, 85280, 88355, 89648, 90610, 91936, 95251, 110864, 111520, 112060, 114920, 117232, 117793, 138580, 141368, 144976, 145678, 146540, 176710, 179296, 181220, 190502, 221728, 224120, 229723, 229840, 234464, 235586, 277160, 282736, 289952, 291356, 293080, 300407, 353420, 362440, 364195, 381004, 448240, 459446, 459680, 471172, 476255, 554320, 565472, 582712, 586160, 588965, 600814, 706840, 724880, 728390, 762008, 896480, 918892, 942344, 952510, 1108640, 1148615, 1165424, 1172320, 1177930, 1201628, 1238263, 1413680, 1449760, 1456780, 1502035, 1524016, 1837784, 1884688, 1905020, 2297230, 2330848, 2355860, 2403256, 2476526, 2827360, 2913560, 2986399, 3004070, 3048032, 3675568, 3769376, 3810040, 3905291, 4594460, 4711720, 4806512, 4953052, 5827120, 5972798, 6008140, 6191315, 7351136, 7620080, 7810582, 9188920, 9423440, 9613024, 9906104, 11654240, 11945596, 12016280, 12382630, 14931995, 15240160, 15621164, 18377840, 18846880, 19526455, 19812208, 23891192, 24032560, 24765260, 29863990, 31242328, 36755680, 39052910, 39624416, 47782384, 48065120, 49530520, 50768783, 59727980, 62484656, 78105820, 95564768, 99061040, 101537566, 119455960, 124969312, 156211640, 198122080, 203075132, 238911920, 253843915, 312423280, 406150264, 477823840, 507687830, 624846560, 812300528, 1015375660, 1624601056, 2030751320, 4061502640, 8123005280]

約数ペア:

[(1, 8123005280), (2, 4061502640), (4, 2030751320), (5, 1624601056), (8, 1015375660), (10, 812300528), (13, 624846560), (16, 507687830), (17, 477823840), (20, 406150264), (26, 312423280), (32, 253843915), (34, 238911920), (40, 203075132), (41, 198122080), (52, 156211640), (65, 124969312), (68, 119455960), (80, 101537566), (82, 99061040), (85, 95564768), (104, 78105820), (130, 62484656), (136, 59727980), (160, 50768783), (164, 49530520), (169, 48065120), (170, 47782384), (205, 39624416), (208, 39052910), (221, 36755680), (260, 31242328), (272, 29863990), (328, 24765260), (338, 24032560), (340, 23891192), (410, 19812208), (416, 19526455), (431, 18846880), (442, 18377840), (520, 15621164), (533, 15240160), (544, 14931995), (656, 12382630), (676, 12016280), (680, 11945596), (697, 11654240), (820, 9906104), (845, 9613024), (862, 9423440), (884, 9188920), (1040, 7810582), (1066, 7620080), (1105, 7351136), (1312, 6191315), (1352, 6008140), (1360, 5972798), (1394, 5827120), (1640, 4953052), (1690, 4806512), (1724, 4711720), (1768, 4594460), (2080, 3905291), (2132, 3810040), (2155, 3769376), (2210, 3675568), (2665, 3048032), (2704, 3004070), (2720, 2986399), (2788, 2913560), (2873, 2827360), (3280, 2476526), (3380, 2403256), (3448, 2355860), (3485, 2330848), (3536, 2297230), (4264, 1905020), (4310, 1884688), (4420, 1837784), (5330, 1524016), (5408, 1502035), (5576, 1456780), (5603, 1449760), (5746, 1413680), (6560, 1238263), (6760, 1201628), (6896, 1177930), (6929, 1172320), (6970, 1165424), (7072, 1148615), (7327, 1108640), (8528, 952510), (8620, 942344), (8840, 918892), (9061, 896480), (10660, 762008), (11152, 728390), (11206, 724880), (11492, 706840), (13520, 600814), (13792, 588965), (13858, 586160), (13940, 582712), (14365, 565472), (14654, 554320), (17056, 476255), (17240, 471172), (17671, 459680), (17680, 459446), (18122, 448240), (21320, 381004), (22304, 364195), (22412, 362440), (22984, 353420), (27040, 300407), (27716, 293080), (27880, 291356), (28015, 289952), (28730, 282736), (29308, 277160), (34480, 235586), (34645, 234464), (35342, 229840), (35360, 229723), (36244, 224120), (36635, 221728), (42640, 190502), (44824, 181220), (45305, 179296), (45968, 176710), (55432, 146540), (55760, 145678), (56030, 144976), (57460, 141368), (58616, 138580), (68960, 117793), (69290, 117232), (70684, 114920), (72488, 112060), (72839, 111520), (73270, 110864), (85280, 95251), (88355, 91936), (89648, 90610)]