79670680

素因数分解:

$2^3\times 5^1\times {\mathrm{401}}^1\times {\mathrm{4967}}^1$

素因数の和:5379

約数の個数: 32

約数和(自身を含む): 179742240

約数和(自身を除く): 100071560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 401, 802, 1604, 2005, 3208, 4010, 4967, 8020, 9934, 16040, 19868, 24835, 39736, 49670, 99340, 198680, 1991767, 3983534, 7967068, 9958835, 15934136, 19917670, 39835340, 79670680]

約数ペア:

[(1, 79670680), (2, 39835340), (4, 19917670), (5, 15934136), (8, 9958835), (10, 7967068), (20, 3983534), (40, 1991767), (401, 198680), (802, 99340), (1604, 49670), (2005, 39736), (3208, 24835), (4010, 19868), (4967, 16040), (8020, 9934)]