7855250

素因数分解:

$2^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{2417}}^1$

素因数の和:2447

約数の個数: 32

約数和(自身を含む): 15842736

約数和(自身を除く): 7987486

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 125, 130, 250, 325, 650, 1625, 2417, 3250, 4834, 12085, 24170, 31421, 60425, 62842, 120850, 157105, 302125, 314210, 604250, 785525, 1571050, 3927625, 7855250]

約数ペア:

[(1, 7855250), (2, 3927625), (5, 1571050), (10, 785525), (13, 604250), (25, 314210), (26, 302125), (50, 157105), (65, 120850), (125, 62842), (130, 60425), (250, 31421), (325, 24170), (650, 12085), (1625, 4834), (2417, 3250)]