25426355

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{4001}}^1$

素因数の和:4078

約数の個数: 16

約数和(自身を含む): 32272128

約数和(自身を除く): 6845773

約数列:

[1, 5, 31, 41, 155, 205, 1271, 4001, 6355, 20005, 124031, 164041, 620155, 820205, 5085271, 25426355]

約数ペア:

[(1, 25426355), (5, 5085271), (31, 820205), (41, 620155), (155, 164041), (205, 124031), (1271, 20005), (4001, 6355)]