489838450

素因数分解:

$2^1\times 5^2\times {\mathrm{397}}^1\times {\mathrm{24677}}^1$

素因数の和:25086

約数の個数: 24

約数和(自身を含む): 913431492

約数和(自身を除く): 423593042

約数列:

[1, 2, 5, 10, 25, 50, 397, 794, 1985, 3970, 9925, 19850, 24677, 49354, 123385, 246770, 616925, 1233850, 9796769, 19593538, 48983845, 97967690, 244919225, 489838450]

約数ペア:

[(1, 489838450), (2, 244919225), (5, 97967690), (10, 48983845), (25, 19593538), (50, 9796769), (397, 1233850), (794, 616925), (1985, 246770), (3970, 123385), (9925, 49354), (19850, 24677)]