77318420

素因数分解:

$2^2\times 5^1\times {\mathrm{1499}}^1\times {\mathrm{2579}}^1$

素因数の和:4087

約数の個数: 24

約数和(自身を含む): 162540000

約数和(自身を除く): 85221580

約数列:

[1, 2, 4, 5, 10, 20, 1499, 2579, 2998, 5158, 5996, 7495, 10316, 12895, 14990, 25790, 29980, 51580, 3865921, 7731842, 15463684, 19329605, 38659210, 77318420]

約数ペア:

[(1, 77318420), (2, 38659210), (4, 19329605), (5, 15463684), (10, 7731842), (20, 3865921), (1499, 51580), (2579, 29980), (2998, 25790), (5158, 14990), (5996, 12895), (7495, 10316)]