80449628

素因数分解:

$2^2\times 7^1\times {\mathrm{163}}^1\times {\mathrm{17627}}^1$

素因数の和:17801

約数の個数: 24

約数和(自身を含む): 161895552

約数和(自身を除く): 81445924

約数列:

[1, 2, 4, 7, 14, 28, 163, 326, 652, 1141, 2282, 4564, 17627, 35254, 70508, 123389, 246778, 493556, 2873201, 5746402, 11492804, 20112407, 40224814, 80449628]

約数ペア:

[(1, 80449628), (2, 40224814), (4, 20112407), (7, 11492804), (14, 5746402), (28, 2873201), (163, 493556), (326, 246778), (652, 123389), (1141, 70508), (2282, 35254), (4564, 17627)]