137485000

素因数分解:

$2^3\times 5^4\times {\mathrm{31}}^1\times {\mathrm{887}}^1$

素因数の和:944

約数の個数: 80

約数和(自身を含む): 332893440

約数和(自身を除く): 195408440

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 31, 40, 50, 62, 100, 124, 125, 155, 200, 248, 250, 310, 500, 620, 625, 775, 887, 1000, 1240, 1250, 1550, 1774, 2500, 3100, 3548, 3875, 4435, 5000, 6200, 7096, 7750, 8870, 15500, 17740, 19375, 22175, 27497, 31000, 35480, 38750, 44350, 54994, 77500, 88700, 109988, 110875, 137485, 155000, 177400, 219976, 221750, 274970, 443500, 549940, 554375, 687425, 887000, 1099880, 1108750, 1374850, 2217500, 2749700, 3437125, 4435000, 5499400, 6874250, 13748500, 17185625, 27497000, 34371250, 68742500, 137485000]

約数ペア:

[(1, 137485000), (2, 68742500), (4, 34371250), (5, 27497000), (8, 17185625), (10, 13748500), (20, 6874250), (25, 5499400), (31, 4435000), (40, 3437125), (50, 2749700), (62, 2217500), (100, 1374850), (124, 1108750), (125, 1099880), (155, 887000), (200, 687425), (248, 554375), (250, 549940), (310, 443500), (500, 274970), (620, 221750), (625, 219976), (775, 177400), (887, 155000), (1000, 137485), (1240, 110875), (1250, 109988), (1550, 88700), (1774, 77500), (2500, 54994), (3100, 44350), (3548, 38750), (3875, 35480), (4435, 31000), (5000, 27497), (6200, 22175), (7096, 19375), (7750, 17740), (8870, 15500)]