191566160

素因数分解:

$2^4\times 5^1\times {\mathrm{617}}^1\times {\mathrm{3881}}^1$

素因数の和:4511

約数の個数: 40

約数和(自身を含む): 446228136

約数和(自身を除く): 254661976

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 617, 1234, 2468, 3085, 3881, 4936, 6170, 7762, 9872, 12340, 15524, 19405, 24680, 31048, 38810, 49360, 62096, 77620, 155240, 310480, 2394577, 4789154, 9578308, 11972885, 19156616, 23945770, 38313232, 47891540, 95783080, 191566160]

約数ペア:

[(1, 191566160), (2, 95783080), (4, 47891540), (5, 38313232), (8, 23945770), (10, 19156616), (16, 11972885), (20, 9578308), (40, 4789154), (80, 2394577), (617, 310480), (1234, 155240), (2468, 77620), (3085, 62096), (3881, 49360), (4936, 38810), (6170, 31048), (7762, 24680), (9872, 19405), (12340, 15524)]