90391890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{177239}}^1$

素因数の和:177266

約数の個数: 32

約数和(自身を含む): 229703040

約数和(自身を除く): 139311150

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 30, 34, 51, 85, 102, 170, 255, 510, 177239, 354478, 531717, 886195, 1063434, 1772390, 2658585, 3013063, 5317170, 6026126, 9039189, 15065315, 18078378, 30130630, 45195945, 90391890]

約数ペア:

[(1, 90391890), (2, 45195945), (3, 30130630), (5, 18078378), (6, 15065315), (10, 9039189), (15, 6026126), (17, 5317170), (30, 3013063), (34, 2658585), (51, 1772390), (85, 1063434), (102, 886195), (170, 531717), (255, 354478), (510, 177239)]