139384900

素因数分解:

$2^2\times 5^2\times {\mathrm{317}}^1\times {\mathrm{4397}}^1$

素因数の和:4728

約数の個数: 36

約数和(自身を含む): 303488388

約数和(自身を除く): 164103488

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 317, 634, 1268, 1585, 3170, 4397, 6340, 7925, 8794, 15850, 17588, 21985, 31700, 43970, 87940, 109925, 219850, 439700, 1393849, 2787698, 5575396, 6969245, 13938490, 27876980, 34846225, 69692450, 139384900]

約数ペア:

[(1, 139384900), (2, 69692450), (4, 34846225), (5, 27876980), (10, 13938490), (20, 6969245), (25, 5575396), (50, 2787698), (100, 1393849), (317, 439700), (634, 219850), (1268, 109925), (1585, 87940), (3170, 43970), (4397, 31700), (6340, 21985), (7925, 17588), (8794, 15850)]