79805920

素因数分解:

$2^5\times 5^1\times {\mathrm{498787}}^1$

素因数の和:498802

約数の個数: 24

約数和(自身を含む): 188541864

約数和(自身を除く): 108735944

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 498787, 997574, 1995148, 2493935, 3990296, 4987870, 7980592, 9975740, 15961184, 19951480, 39902960, 79805920]

約数ペア:

[(1, 79805920), (2, 39902960), (4, 19951480), (5, 15961184), (8, 9975740), (10, 7980592), (16, 4987870), (20, 3990296), (32, 2493935), (40, 1995148), (80, 997574), (160, 498787)]