201575990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{261787}}^1$

素因数の和:261812

約数の個数: 32

約数和(自身を含む): 452369664

約数和(自身を除く): 250793674

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 110, 154, 385, 770, 261787, 523574, 1308935, 1832509, 2617870, 2879657, 3665018, 5759314, 9162545, 14398285, 18325090, 20157599, 28796570, 40315198, 100787995, 201575990]

約数ペア:

[(1, 201575990), (2, 100787995), (5, 40315198), (7, 28796570), (10, 20157599), (11, 18325090), (14, 14398285), (22, 9162545), (35, 5759314), (55, 3665018), (70, 2879657), (77, 2617870), (110, 1832509), (154, 1308935), (385, 523574), (770, 261787)]