68595920

素因数分解:

$2^4\times 5^1\times {\mathrm{563}}^1\times {\mathrm{1523}}^1$

素因数の和:2099

約数の個数: 40

約数和(自身を含む): 159873696

約数和(自身を除く): 91277776

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 563, 1126, 1523, 2252, 2815, 3046, 4504, 5630, 6092, 7615, 9008, 11260, 12184, 15230, 22520, 24368, 30460, 45040, 60920, 121840, 857449, 1714898, 3429796, 4287245, 6859592, 8574490, 13719184, 17148980, 34297960, 68595920]

約数ペア:

[(1, 68595920), (2, 34297960), (4, 17148980), (5, 13719184), (8, 8574490), (10, 6859592), (16, 4287245), (20, 3429796), (40, 1714898), (80, 857449), (563, 121840), (1126, 60920), (1523, 45040), (2252, 30460), (2815, 24368), (3046, 22520), (4504, 15230), (5630, 12184), (6092, 11260), (7615, 9008)]