105456520

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{1459}}^1$

素因数の和:1622

約数の個数: 64

約数和(自身を含む): 257544000

約数和(自身を除く): 152087480

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 139, 260, 278, 520, 556, 695, 1112, 1390, 1459, 1807, 2780, 2918, 3614, 5560, 5836, 7228, 7295, 9035, 11672, 14456, 14590, 18070, 18967, 29180, 36140, 37934, 58360, 72280, 75868, 94835, 151736, 189670, 202801, 379340, 405602, 758680, 811204, 1014005, 1622408, 2028010, 2636413, 4056020, 5272826, 8112040, 10545652, 13182065, 21091304, 26364130, 52728260, 105456520]

約数ペア:

[(1, 105456520), (2, 52728260), (4, 26364130), (5, 21091304), (8, 13182065), (10, 10545652), (13, 8112040), (20, 5272826), (26, 4056020), (40, 2636413), (52, 2028010), (65, 1622408), (104, 1014005), (130, 811204), (139, 758680), (260, 405602), (278, 379340), (520, 202801), (556, 189670), (695, 151736), (1112, 94835), (1390, 75868), (1459, 72280), (1807, 58360), (2780, 37934), (2918, 36140), (3614, 29180), (5560, 18967), (5836, 18070), (7228, 14590), (7295, 14456), (9035, 11672)]