25515505

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{149}}^1\times {\mathrm{1181}}^1$

素因数の和:1364

約数の個数: 16

約数和(自身を含む): 31914000

約数和(自身を除く): 6398495

約数列:

[1, 5, 29, 145, 149, 745, 1181, 4321, 5905, 21605, 34249, 171245, 175969, 879845, 5103101, 25515505]

約数ペア:

[(1, 25515505), (5, 5103101), (29, 879845), (145, 175969), (149, 171245), (745, 34249), (1181, 21605), (4321, 5905)]