25231660

素因数分解:

$2^2\times 5^1\times {\mathrm{149}}^1\times {\mathrm{8467}}^1$

素因数の和:8625

約数の個数: 24

約数和(自身を含む): 53348400

約数和(自身を除く): 28116740

約数列:

[1, 2, 4, 5, 10, 20, 149, 298, 596, 745, 1490, 2980, 8467, 16934, 33868, 42335, 84670, 169340, 1261583, 2523166, 5046332, 6307915, 12615830, 25231660]

約数ペア:

[(1, 25231660), (2, 12615830), (4, 6307915), (5, 5046332), (10, 2523166), (20, 1261583), (149, 169340), (298, 84670), (596, 42335), (745, 33868), (1490, 16934), (2980, 8467)]