2425562500

素因数分解:

$2^2\times 5^6\times {\mathrm{197}}^2$

素因数の和:428

約数の個数: 63

約数和(自身を含む): 5332920019

約数和(自身を除く): 2907357519

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 125, 197, 250, 394, 500, 625, 788, 985, 1250, 1970, 2500, 3125, 3940, 4925, 6250, 9850, 12500, 15625, 19700, 24625, 31250, 38809, 49250, 62500, 77618, 98500, 123125, 155236, 194045, 246250, 388090, 492500, 615625, 776180, 970225, 1231250, 1940450, 2462500, 3078125, 3880900, 4851125, 6156250, 9702250, 12312500, 19404500, 24255625, 48511250, 97022500, 121278125, 242556250, 485112500, 606390625, 1212781250, 2425562500]

約数ペア:

[(1, 2425562500), (2, 1212781250), (4, 606390625), (5, 485112500), (10, 242556250), (20, 121278125), (25, 97022500), (50, 48511250), (100, 24255625), (125, 19404500), (197, 12312500), (250, 9702250), (394, 6156250), (500, 4851125), (625, 3880900), (788, 3078125), (985, 2462500), (1250, 1940450), (1970, 1231250), (2500, 970225), (3125, 776180), (3940, 615625), (4925, 492500), (6250, 388090), (9850, 246250), (12500, 194045), (15625, 155236), (19700, 123125), (24625, 98500), (31250, 77618), (38809, 62500)]