8021279240

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{317}}^1\times {\mathrm{48661}}^1$

素因数の和:49002

約数の個数: 64

約数和(自身を含む): 19497890160

約数和(自身を除く): 11476610920

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 317, 520, 634, 1268, 1585, 2536, 3170, 4121, 6340, 8242, 12680, 16484, 20605, 32968, 41210, 48661, 82420, 97322, 164840, 194644, 243305, 389288, 486610, 632593, 973220, 1265186, 1946440, 2530372, 3162965, 5060744, 6325930, 12651860, 15425537, 25303720, 30851074, 61702148, 77127685, 123404296, 154255370, 200531981, 308510740, 401063962, 617021480, 802127924, 1002659905, 1604255848, 2005319810, 4010639620, 8021279240]

約数ペア:

[(1, 8021279240), (2, 4010639620), (4, 2005319810), (5, 1604255848), (8, 1002659905), (10, 802127924), (13, 617021480), (20, 401063962), (26, 308510740), (40, 200531981), (52, 154255370), (65, 123404296), (104, 77127685), (130, 61702148), (260, 30851074), (317, 25303720), (520, 15425537), (634, 12651860), (1268, 6325930), (1585, 5060744), (2536, 3162965), (3170, 2530372), (4121, 1946440), (6340, 1265186), (8242, 973220), (12680, 632593), (16484, 486610), (20605, 389288), (32968, 243305), (41210, 194644), (48661, 164840), (82420, 97322)]