319770580

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{317}}^1\times {\mathrm{1627}}^1$

素因数の和:1984

約数の個数: 48

約数和(自身を含む): 695794176

約数和(自身を除く): 376023596

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 317, 620, 634, 1268, 1585, 1627, 3170, 3254, 6340, 6508, 8135, 9827, 16270, 19654, 32540, 39308, 49135, 50437, 98270, 100874, 196540, 201748, 252185, 504370, 515759, 1008740, 1031518, 2063036, 2578795, 5157590, 10315180, 15988529, 31977058, 63954116, 79942645, 159885290, 319770580]

約数ペア:

[(1, 319770580), (2, 159885290), (4, 79942645), (5, 63954116), (10, 31977058), (20, 15988529), (31, 10315180), (62, 5157590), (124, 2578795), (155, 2063036), (310, 1031518), (317, 1008740), (620, 515759), (634, 504370), (1268, 252185), (1585, 201748), (1627, 196540), (3170, 100874), (3254, 98270), (6340, 50437), (6508, 49135), (8135, 39308), (9827, 32540), (16270, 19654)]