242556250

素因数分解:

$2^1\times 5^5\times {\mathrm{197}}^2$

素因数の和:421

約数の個数: 36

約数和(自身を含む): 457084026

約数和(自身を除く): 214527776

約数列:

[1, 2, 5, 10, 25, 50, 125, 197, 250, 394, 625, 985, 1250, 1970, 3125, 4925, 6250, 9850, 24625, 38809, 49250, 77618, 123125, 194045, 246250, 388090, 615625, 970225, 1231250, 1940450, 4851125, 9702250, 24255625, 48511250, 121278125, 242556250]

約数ペア:

[(1, 242556250), (2, 121278125), (5, 48511250), (10, 24255625), (25, 9702250), (50, 4851125), (125, 1940450), (197, 1231250), (250, 970225), (394, 615625), (625, 388090), (985, 246250), (1250, 194045), (1970, 123125), (3125, 77618), (4925, 49250), (6250, 38809), (9850, 24625)]