64461740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{283}}^1\times {\mathrm{1627}}^1$

素因数の和:1926

約数の個数: 48

約数和(自身を含む): 155350272

約数和(自身を除く): 90888532

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 283, 566, 1132, 1415, 1627, 1981, 2830, 3254, 3962, 5660, 6508, 7924, 8135, 9905, 11389, 16270, 19810, 22778, 32540, 39620, 45556, 56945, 113890, 227780, 460441, 920882, 1841764, 2302205, 3223087, 4604410, 6446174, 9208820, 12892348, 16115435, 32230870, 64461740]

約数ペア:

[(1, 64461740), (2, 32230870), (4, 16115435), (5, 12892348), (7, 9208820), (10, 6446174), (14, 4604410), (20, 3223087), (28, 2302205), (35, 1841764), (70, 920882), (140, 460441), (283, 227780), (566, 113890), (1132, 56945), (1415, 45556), (1627, 39620), (1981, 32540), (2830, 22778), (3254, 19810), (3962, 16270), (5660, 11389), (6508, 9905), (7924, 8135)]