816060080

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{17497}}^1$

素因数の和:17574

約数の個数: 80

約数和(自身を含む): 2108998944

約数和(自身を除く): 1292938864

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 53, 55, 80, 88, 106, 110, 176, 212, 220, 265, 424, 440, 530, 583, 848, 880, 1060, 1166, 2120, 2332, 2915, 4240, 4664, 5830, 9328, 11660, 17497, 23320, 34994, 46640, 69988, 87485, 139976, 174970, 192467, 279952, 349940, 384934, 699880, 769868, 927341, 962335, 1399760, 1539736, 1854682, 1924670, 3079472, 3709364, 3849340, 4636705, 7418728, 7698680, 9273410, 10200751, 14837456, 15397360, 18546820, 20401502, 37093640, 40803004, 51003755, 74187280, 81606008, 102007510, 163212016, 204015020, 408030040, 816060080]

約数ペア:

[(1, 816060080), (2, 408030040), (4, 204015020), (5, 163212016), (8, 102007510), (10, 81606008), (11, 74187280), (16, 51003755), (20, 40803004), (22, 37093640), (40, 20401502), (44, 18546820), (53, 15397360), (55, 14837456), (80, 10200751), (88, 9273410), (106, 7698680), (110, 7418728), (176, 4636705), (212, 3849340), (220, 3709364), (265, 3079472), (424, 1924670), (440, 1854682), (530, 1539736), (583, 1399760), (848, 962335), (880, 927341), (1060, 769868), (1166, 699880), (2120, 384934), (2332, 349940), (2915, 279952), (4240, 192467), (4664, 174970), (5830, 139976), (9328, 87485), (11660, 69988), (17497, 46640), (23320, 34994)]