90104872

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{997}}^1$

素因数の和:1106

約数の個数: 64

約数和(自身を含む): 201196800

約数和(自身を除く): 111091928

約数列:

[1, 2, 4, 8, 11, 13, 22, 26, 44, 52, 79, 88, 104, 143, 158, 286, 316, 572, 632, 869, 997, 1027, 1144, 1738, 1994, 2054, 3476, 3988, 4108, 6952, 7976, 8216, 10967, 11297, 12961, 21934, 22594, 25922, 43868, 45188, 51844, 78763, 87736, 90376, 103688, 142571, 157526, 285142, 315052, 570284, 630104, 866393, 1023919, 1140568, 1732786, 2047838, 3465572, 4095676, 6931144, 8191352, 11263109, 22526218, 45052436, 90104872]

約数ペア:

[(1, 90104872), (2, 45052436), (4, 22526218), (8, 11263109), (11, 8191352), (13, 6931144), (22, 4095676), (26, 3465572), (44, 2047838), (52, 1732786), (79, 1140568), (88, 1023919), (104, 866393), (143, 630104), (158, 570284), (286, 315052), (316, 285142), (572, 157526), (632, 142571), (869, 103688), (997, 90376), (1027, 87736), (1144, 78763), (1738, 51844), (1994, 45188), (2054, 43868), (3476, 25922), (3988, 22594), (4108, 21934), (6952, 12961), (7976, 11297), (8216, 10967)]