79668740

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{97157}}^1$

素因数の和:97207

約数の個数: 24

約数和(自身を含む): 171386712

約数和(自身を除く): 91717972

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 97157, 194314, 388628, 485785, 971570, 1943140, 3983437, 7966874, 15933748, 19917185, 39834370, 79668740]

約数ペア:

[(1, 79668740), (2, 39834370), (4, 19917185), (5, 15933748), (10, 7966874), (20, 3983437), (41, 1943140), (82, 971570), (164, 485785), (205, 388628), (410, 194314), (820, 97157)]