865880080

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{683}}^1$

素因数の和:785

約数の個数: 160

約数和(自身を含む): 2308352256

約数和(自身を除く): 1442472176

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 23, 26, 40, 46, 52, 53, 65, 80, 92, 104, 106, 115, 130, 184, 208, 212, 230, 260, 265, 299, 368, 424, 460, 520, 530, 598, 683, 689, 848, 920, 1040, 1060, 1196, 1219, 1366, 1378, 1495, 1840, 2120, 2392, 2438, 2732, 2756, 2990, 3415, 3445, 4240, 4784, 4876, 5464, 5512, 5980, 6095, 6830, 6890, 8879, 9752, 10928, 11024, 11960, 12190, 13660, 13780, 15709, 15847, 17758, 19504, 23920, 24380, 27320, 27560, 31418, 31694, 35516, 36199, 44395, 48760, 54640, 55120, 62836, 63388, 71032, 72398, 78545, 79235, 88790, 97520, 125672, 126776, 142064, 144796, 157090, 158470, 177580, 180995, 204217, 251344, 253552, 289592, 314180, 316940, 355160, 361990, 408434, 470587, 579184, 628360, 633880, 710320, 723980, 816868, 832577, 941174, 1021085, 1256720, 1267760, 1447960, 1633736, 1665154, 1882348, 2042170, 2352935, 2895920, 3267472, 3330308, 3764696, 4084340, 4162885, 4705870, 6660616, 7529392, 8168680, 8325770, 9411740, 10823501, 13321232, 16337360, 16651540, 18823480, 21647002, 33303080, 37646960, 43294004, 54117505, 66606160, 86588008, 108235010, 173176016, 216470020, 432940040, 865880080]

約数ペア:

[(1, 865880080), (2, 432940040), (4, 216470020), (5, 173176016), (8, 108235010), (10, 86588008), (13, 66606160), (16, 54117505), (20, 43294004), (23, 37646960), (26, 33303080), (40, 21647002), (46, 18823480), (52, 16651540), (53, 16337360), (65, 13321232), (80, 10823501), (92, 9411740), (104, 8325770), (106, 8168680), (115, 7529392), (130, 6660616), (184, 4705870), (208, 4162885), (212, 4084340), (230, 3764696), (260, 3330308), (265, 3267472), (299, 2895920), (368, 2352935), (424, 2042170), (460, 1882348), (520, 1665154), (530, 1633736), (598, 1447960), (683, 1267760), (689, 1256720), (848, 1021085), (920, 941174), (1040, 832577), (1060, 816868), (1196, 723980), (1219, 710320), (1366, 633880), (1378, 628360), (1495, 579184), (1840, 470587), (2120, 408434), (2392, 361990), (2438, 355160), (2732, 316940), (2756, 314180), (2990, 289592), (3415, 253552), (3445, 251344), (4240, 204217), (4784, 180995), (4876, 177580), (5464, 158470), (5512, 157090), (5980, 144796), (6095, 142064), (6830, 126776), (6890, 125672), (8879, 97520), (9752, 88790), (10928, 79235), (11024, 78545), (11960, 72398), (12190, 71032), (13660, 63388), (13780, 62836), (15709, 55120), (15847, 54640), (17758, 48760), (19504, 44395), (23920, 36199), (24380, 35516), (27320, 31694), (27560, 31418)]