71259925

素因数分解:

$5^2\times {\mathrm{11}}^2\times {\mathrm{23557}}^1$

素因数の和:23589

約数の個数: 18

約数和(自身を含む): 97129634

約数和(自身を除く): 25869709

約数列:

[1, 5, 11, 25, 55, 121, 275, 605, 3025, 23557, 117785, 259127, 588925, 1295635, 2850397, 6478175, 14251985, 71259925]

約数ペア:

[(1, 71259925), (5, 14251985), (11, 6478175), (25, 2850397), (55, 1295635), (121, 588925), (275, 259127), (605, 117785), (3025, 23557)]