25553455

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{4021}}^1$

素因数の和:4098

約数の個数: 16

約数和(自身を含む): 32433408

約数和(自身を除く): 6879953

約数列:

[1, 5, 31, 41, 155, 205, 1271, 4021, 6355, 20105, 124651, 164861, 623255, 824305, 5110691, 25553455]

約数ペア:

[(1, 25553455), (5, 5110691), (31, 824305), (41, 623255), (155, 164861), (205, 124651), (1271, 20105), (4021, 6355)]