90275770

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{467}}^1\times {\mathrm{1487}}^1$

素因数の和:1974

約数の個数: 32

約数和(自身を含む): 175488768

約数和(自身を除く): 85212998

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 467, 934, 1487, 2335, 2974, 4670, 6071, 7435, 12142, 14870, 19331, 30355, 38662, 60710, 96655, 193310, 694429, 1388858, 3472145, 6944290, 9027577, 18055154, 45137885, 90275770]

約数ペア:

[(1, 90275770), (2, 45137885), (5, 18055154), (10, 9027577), (13, 6944290), (26, 3472145), (65, 1388858), (130, 694429), (467, 193310), (934, 96655), (1487, 60710), (2335, 38662), (2974, 30355), (4670, 19331), (6071, 14870), (7435, 12142)]