90195248

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{499}}^1$

素因数の和:610

約数の個数: 80

約数和(自身を含む): 208320000

約数和(自身を除く): 118124752

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 44, 52, 79, 88, 104, 143, 158, 176, 208, 286, 316, 499, 572, 632, 869, 998, 1027, 1144, 1264, 1738, 1996, 2054, 2288, 3476, 3992, 4108, 5489, 6487, 6952, 7984, 8216, 10978, 11297, 12974, 13904, 16432, 21956, 22594, 25948, 39421, 43912, 45188, 51896, 71357, 78842, 87824, 90376, 103792, 142714, 157684, 180752, 285428, 315368, 433631, 512473, 570856, 630736, 867262, 1024946, 1141712, 1734524, 2049892, 3469048, 4099784, 5637203, 6938096, 8199568, 11274406, 22548812, 45097624, 90195248]

約数ペア:

[(1, 90195248), (2, 45097624), (4, 22548812), (8, 11274406), (11, 8199568), (13, 6938096), (16, 5637203), (22, 4099784), (26, 3469048), (44, 2049892), (52, 1734524), (79, 1141712), (88, 1024946), (104, 867262), (143, 630736), (158, 570856), (176, 512473), (208, 433631), (286, 315368), (316, 285428), (499, 180752), (572, 157684), (632, 142714), (869, 103792), (998, 90376), (1027, 87824), (1144, 78842), (1264, 71357), (1738, 51896), (1996, 45188), (2054, 43912), (2288, 39421), (3476, 25948), (3992, 22594), (4108, 21956), (5489, 16432), (6487, 13904), (6952, 12974), (7984, 11297), (8216, 10978)]