90009050

素因数分解:

$2^1\times 5^2\times {\mathrm{17}}^2\times {\mathrm{6229}}^1$

素因数の和:6275

約数の個数: 36

約数和(自身を含む): 177872730

約数和(自身を除く): 87863680

約数列:

[1, 2, 5, 10, 17, 25, 34, 50, 85, 170, 289, 425, 578, 850, 1445, 2890, 6229, 7225, 12458, 14450, 31145, 62290, 105893, 155725, 211786, 311450, 529465, 1058930, 1800181, 2647325, 3600362, 5294650, 9000905, 18001810, 45004525, 90009050]

約数ペア:

[(1, 90009050), (2, 45004525), (5, 18001810), (10, 9000905), (17, 5294650), (25, 3600362), (34, 2647325), (50, 1800181), (85, 1058930), (170, 529465), (289, 311450), (425, 211786), (578, 155725), (850, 105893), (1445, 62290), (2890, 31145), (6229, 14450), (7225, 12458)]