74811985

素因数分解:

$5^1\times {\mathrm{17}}^2\times {\mathrm{23}}^1\times {\mathrm{2251}}^1$

素因数の和:2313

約数の個数: 24

約数和(自身を含む): 99556416

約数和(自身を除く): 24744431

約数列:

[1, 5, 17, 23, 85, 115, 289, 391, 1445, 1955, 2251, 6647, 11255, 33235, 38267, 51773, 191335, 258865, 650539, 880141, 3252695, 4400705, 14962397, 74811985]

約数ペア:

[(1, 74811985), (5, 14962397), (17, 4400705), (23, 3252695), (85, 880141), (115, 650539), (289, 258865), (391, 191335), (1445, 51773), (1955, 38267), (2251, 33235), (6647, 11255)]