155588752420

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{691}}^1\times {\mathrm{274591}}^1$

素因数の和:275332

約数の個数: 48

約数和(自身を含む): 335191159296

約数和(自身を除く): 179602406876

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 691, 820, 1382, 2764, 3455, 6910, 13820, 28331, 56662, 113324, 141655, 274591, 283310, 549182, 566620, 1098364, 1372955, 2745910, 5491820, 11258231, 22516462, 45032924, 56291155, 112582310, 189742381, 225164620, 379484762, 758969524, 948711905, 1897423810, 3794847620, 7779437621, 15558875242, 31117750484, 38897188105, 77794376210, 155588752420]

約数ペア:

[(1, 155588752420), (2, 77794376210), (4, 38897188105), (5, 31117750484), (10, 15558875242), (20, 7779437621), (41, 3794847620), (82, 1897423810), (164, 948711905), (205, 758969524), (410, 379484762), (691, 225164620), (820, 189742381), (1382, 112582310), (2764, 56291155), (3455, 45032924), (6910, 22516462), (13820, 11258231), (28331, 5491820), (56662, 2745910), (113324, 1372955), (141655, 1098364), (274591, 566620), (283310, 549182)]