90021256

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{863}}^1$

素因数の和:958

約数の個数: 64

約数和(自身を含む): 195955200

約数和(自身を除く): 105933944

約数列:

[1, 2, 4, 8, 13, 17, 26, 34, 52, 59, 68, 104, 118, 136, 221, 236, 442, 472, 767, 863, 884, 1003, 1534, 1726, 1768, 2006, 3068, 3452, 4012, 6136, 6904, 8024, 11219, 13039, 14671, 22438, 26078, 29342, 44876, 50917, 52156, 58684, 89752, 101834, 104312, 117368, 190723, 203668, 381446, 407336, 661921, 762892, 865589, 1323842, 1525784, 1731178, 2647684, 3462356, 5295368, 6924712, 11252657, 22505314, 45010628, 90021256]

約数ペア:

[(1, 90021256), (2, 45010628), (4, 22505314), (8, 11252657), (13, 6924712), (17, 5295368), (26, 3462356), (34, 2647684), (52, 1731178), (59, 1525784), (68, 1323842), (104, 865589), (118, 762892), (136, 661921), (221, 407336), (236, 381446), (442, 203668), (472, 190723), (767, 117368), (863, 104312), (884, 101834), (1003, 89752), (1534, 58684), (1726, 52156), (1768, 50917), (2006, 44876), (3068, 29342), (3452, 26078), (4012, 22438), (6136, 14671), (6904, 13039), (8024, 11219)]