68441870

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{293}}^1$

素因数の和:425

約数の個数: 64

約数和(自身を含む): 146313216

約数和(自身を除く): 77871346

約数列:

[1, 2, 5, 7, 10, 14, 35, 47, 70, 71, 94, 142, 235, 293, 329, 355, 470, 497, 586, 658, 710, 994, 1465, 1645, 2051, 2485, 2930, 3290, 3337, 4102, 4970, 6674, 10255, 13771, 16685, 20510, 20803, 23359, 27542, 33370, 41606, 46718, 68855, 96397, 104015, 116795, 137710, 145621, 192794, 208030, 233590, 291242, 481985, 728105, 963970, 977741, 1456210, 1955482, 4888705, 6844187, 9777410, 13688374, 34220935, 68441870]

約数ペア:

[(1, 68441870), (2, 34220935), (5, 13688374), (7, 9777410), (10, 6844187), (14, 4888705), (35, 1955482), (47, 1456210), (70, 977741), (71, 963970), (94, 728105), (142, 481985), (235, 291242), (293, 233590), (329, 208030), (355, 192794), (470, 145621), (497, 137710), (586, 116795), (658, 104015), (710, 96397), (994, 68855), (1465, 46718), (1645, 41606), (2051, 33370), (2485, 27542), (2930, 23359), (3290, 20803), (3337, 20510), (4102, 16685), (4970, 13771), (6674, 10255)]