494761250

素因数分解:

$2^1\times 5^4\times {\mathrm{397}}^1\times {\mathrm{997}}^1$

素因数の和:1416

約数の個数: 40

約数和(自身を含む): 930648972

約数和(自身を除く): 435887722

約数列:

[1, 2, 5, 10, 25, 50, 125, 250, 397, 625, 794, 997, 1250, 1985, 1994, 3970, 4985, 9925, 9970, 19850, 24925, 49625, 49850, 99250, 124625, 248125, 249250, 395809, 496250, 623125, 791618, 1246250, 1979045, 3958090, 9895225, 19790450, 49476125, 98952250, 247380625, 494761250]

約数ペア:

[(1, 494761250), (2, 247380625), (5, 98952250), (10, 49476125), (25, 19790450), (50, 9895225), (125, 3958090), (250, 1979045), (397, 1246250), (625, 791618), (794, 623125), (997, 496250), (1250, 395809), (1985, 249250), (1994, 248125), (3970, 124625), (4985, 99250), (9925, 49850), (9970, 49625), (19850, 24925)]