8889488390

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{131}}^1\times {\mathrm{281}}^1$

素因数の和:510

約数の個数: 128

約数和(自身を含む): 18010460160

約数和(自身を除く): 9120971770

約数列:

[1, 2, 5, 10, 19, 31, 38, 41, 62, 82, 95, 131, 155, 190, 205, 262, 281, 310, 410, 562, 589, 655, 779, 1178, 1271, 1310, 1405, 1558, 2489, 2542, 2810, 2945, 3895, 4061, 4978, 5339, 5371, 5890, 6355, 7790, 8122, 8711, 10678, 10742, 11521, 12445, 12710, 17422, 20305, 23042, 24149, 24890, 26695, 26855, 36811, 40610, 43555, 48298, 53390, 53710, 57605, 73622, 77159, 87110, 102049, 115210, 120745, 154318, 165509, 166501, 184055, 204098, 218899, 241490, 331018, 333002, 357151, 368110, 385795, 437798, 510245, 699409, 714302, 771590, 827545, 832505, 1020490, 1094495, 1141141, 1398818, 1509251, 1655090, 1665010, 1785755, 2188990, 2282282, 3018502, 3163519, 3497045, 3571510, 5705705, 6327038, 6785869, 6994090, 7546255, 11411410, 13571738, 15092510, 15817595, 21681679, 28675769, 31635190, 33929345, 43363358, 46786781, 57351538, 67858690, 93573562, 108408395, 143378845, 216816790, 233933905, 286757690, 467867810, 888948839, 1777897678, 4444744195, 8889488390]

約数ペア:

[(1, 8889488390), (2, 4444744195), (5, 1777897678), (10, 888948839), (19, 467867810), (31, 286757690), (38, 233933905), (41, 216816790), (62, 143378845), (82, 108408395), (95, 93573562), (131, 67858690), (155, 57351538), (190, 46786781), (205, 43363358), (262, 33929345), (281, 31635190), (310, 28675769), (410, 21681679), (562, 15817595), (589, 15092510), (655, 13571738), (779, 11411410), (1178, 7546255), (1271, 6994090), (1310, 6785869), (1405, 6327038), (1558, 5705705), (2489, 3571510), (2542, 3497045), (2810, 3163519), (2945, 3018502), (3895, 2282282), (4061, 2188990), (4978, 1785755), (5339, 1665010), (5371, 1655090), (5890, 1509251), (6355, 1398818), (7790, 1141141), (8122, 1094495), (8711, 1020490), (10678, 832505), (10742, 827545), (11521, 771590), (12445, 714302), (12710, 699409), (17422, 510245), (20305, 437798), (23042, 385795), (24149, 368110), (24890, 357151), (26695, 333002), (26855, 331018), (36811, 241490), (40610, 218899), (43555, 204098), (48298, 184055), (53390, 166501), (53710, 165509), (57605, 154318), (73622, 120745), (77159, 115210), (87110, 102049)]