25981525

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{113}}^1\times {\mathrm{541}}^1$

素因数の和:681

約数の個数: 24

約数和(自身を含む): 34477704

約数和(自身を除く): 8496179

約数列:

[1, 5, 17, 25, 85, 113, 425, 541, 565, 1921, 2705, 2825, 9197, 9605, 13525, 45985, 48025, 61133, 229925, 305665, 1039261, 1528325, 5196305, 25981525]

約数ペア:

[(1, 25981525), (5, 5196305), (17, 1528325), (25, 1039261), (85, 305665), (113, 229925), (425, 61133), (541, 48025), (565, 45985), (1921, 13525), (2705, 9605), (2825, 9197)]