154996400

素因数分解:

$2^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{727}}^1$

素因数の和:799

約数の個数: 120

約数和(自身を含む): 411369504

約数和(自身を除く): 256373104

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 40, 41, 50, 52, 65, 80, 82, 100, 104, 130, 164, 200, 205, 208, 260, 325, 328, 400, 410, 520, 533, 650, 656, 727, 820, 1025, 1040, 1066, 1300, 1454, 1640, 2050, 2132, 2600, 2665, 2908, 3280, 3635, 4100, 4264, 5200, 5330, 5816, 7270, 8200, 8528, 9451, 10660, 11632, 13325, 14540, 16400, 18175, 18902, 21320, 26650, 29080, 29807, 36350, 37804, 42640, 47255, 53300, 58160, 59614, 72700, 75608, 94510, 106600, 119228, 145400, 149035, 151216, 189020, 213200, 236275, 238456, 290800, 298070, 378040, 387491, 472550, 476912, 596140, 745175, 756080, 774982, 945100, 1192280, 1490350, 1549964, 1890200, 1937455, 2384560, 2980700, 3099928, 3780400, 3874910, 5961400, 6199856, 7749820, 9687275, 11922800, 15499640, 19374550, 30999280, 38749100, 77498200, 154996400]

約数ペア:

[(1, 154996400), (2, 77498200), (4, 38749100), (5, 30999280), (8, 19374550), (10, 15499640), (13, 11922800), (16, 9687275), (20, 7749820), (25, 6199856), (26, 5961400), (40, 3874910), (41, 3780400), (50, 3099928), (52, 2980700), (65, 2384560), (80, 1937455), (82, 1890200), (100, 1549964), (104, 1490350), (130, 1192280), (164, 945100), (200, 774982), (205, 756080), (208, 745175), (260, 596140), (325, 476912), (328, 472550), (400, 387491), (410, 378040), (520, 298070), (533, 290800), (650, 238456), (656, 236275), (727, 213200), (820, 189020), (1025, 151216), (1040, 149035), (1066, 145400), (1300, 119228), (1454, 106600), (1640, 94510), (2050, 75608), (2132, 72700), (2600, 59614), (2665, 58160), (2908, 53300), (3280, 47255), (3635, 42640), (4100, 37804), (4264, 36350), (5200, 29807), (5330, 29080), (5816, 26650), (7270, 21320), (8200, 18902), (8528, 18175), (9451, 16400), (10660, 14540), (11632, 13325)]