25236875

素因数分解:

$5^4\times {\mathrm{149}}^1\times {\mathrm{271}}^1$

素因数の和:440

約数の個数: 20

約数和(自身を含む): 31864800

約数和(自身を除く): 6627925

約数列:

[1, 5, 25, 125, 149, 271, 625, 745, 1355, 3725, 6775, 18625, 33875, 40379, 93125, 169375, 201895, 1009475, 5047375, 25236875]

約数ペア:

[(1, 25236875), (5, 5047375), (25, 1009475), (125, 201895), (149, 169375), (271, 93125), (625, 40379), (745, 33875), (1355, 18625), (3725, 6775)]