313147640

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{4597}}^1$

素因数の和:4752

約数の個数: 64

約数和(自身を含む): 764739360

約数和(自身を除く): 451591720

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 131, 260, 262, 520, 524, 655, 1048, 1310, 1703, 2620, 3406, 4597, 5240, 6812, 8515, 9194, 13624, 17030, 18388, 22985, 34060, 36776, 45970, 59761, 68120, 91940, 119522, 183880, 239044, 298805, 478088, 597610, 602207, 1195220, 1204414, 2390440, 2408828, 3011035, 4817656, 6022070, 7828691, 12044140, 15657382, 24088280, 31314764, 39143455, 62629528, 78286910, 156573820, 313147640]

約数ペア:

[(1, 313147640), (2, 156573820), (4, 78286910), (5, 62629528), (8, 39143455), (10, 31314764), (13, 24088280), (20, 15657382), (26, 12044140), (40, 7828691), (52, 6022070), (65, 4817656), (104, 3011035), (130, 2408828), (131, 2390440), (260, 1204414), (262, 1195220), (520, 602207), (524, 597610), (655, 478088), (1048, 298805), (1310, 239044), (1703, 183880), (2620, 119522), (3406, 91940), (4597, 68120), (5240, 59761), (6812, 45970), (8515, 36776), (9194, 34060), (13624, 22985), (17030, 18388)]