25392580

素因数分解:

$2^2\times 5^1\times {\mathrm{149}}^1\times {\mathrm{8521}}^1$

素因数の和:8679

約数の個数: 24

約数和(自身を含む): 53688600

約数和(自身を除く): 28296020

約数列:

[1, 2, 4, 5, 10, 20, 149, 298, 596, 745, 1490, 2980, 8521, 17042, 34084, 42605, 85210, 170420, 1269629, 2539258, 5078516, 6348145, 12696290, 25392580]

約数ペア:

[(1, 25392580), (2, 12696290), (4, 6348145), (5, 5078516), (10, 2539258), (20, 1269629), (149, 170420), (298, 85210), (596, 42605), (745, 34084), (1490, 17042), (2980, 8521)]