72015325

素因数分解:

$5^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{2161}}^1$

素因数の和:2245

約数の個数: 24

約数和(自身を含む): 94366976

約数和(自身を除く): 22351651

約数列:

[1, 5, 25, 31, 43, 155, 215, 775, 1075, 1333, 2161, 6665, 10805, 33325, 54025, 66991, 92923, 334955, 464615, 1674775, 2323075, 2880613, 14403065, 72015325]

約数ペア:

[(1, 72015325), (5, 14403065), (25, 2880613), (31, 2323075), (43, 1674775), (155, 464615), (215, 334955), (775, 92923), (1075, 66991), (1333, 54025), (2161, 33325), (6665, 10805)]