90146870

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{809}}^1\times {\mathrm{1013}}^1$

素因数の和:1840

約数の個数: 32

約数和(自身を含む): 177409440

約数和(自身を除く): 87262570

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 809, 1013, 1618, 2026, 4045, 5065, 8090, 8899, 10130, 11143, 17798, 22286, 44495, 55715, 88990, 111430, 819517, 1639034, 4097585, 8195170, 9014687, 18029374, 45073435, 90146870]

約数ペア:

[(1, 90146870), (2, 45073435), (5, 18029374), (10, 9014687), (11, 8195170), (22, 4097585), (55, 1639034), (110, 819517), (809, 111430), (1013, 88990), (1618, 55715), (2026, 44495), (4045, 22286), (5065, 17798), (8090, 11143), (8899, 10130)]