79746890

素因数分解:

$2^1\times 5^1\times {\mathrm{449}}^1\times {\mathrm{17761}}^1$

素因数の和:18217

約数の個数: 16

約数和(自身を含む): 143872200

約数和(自身を除く): 64125310

約数列:

[1, 2, 5, 10, 449, 898, 2245, 4490, 17761, 35522, 88805, 177610, 7974689, 15949378, 39873445, 79746890]

約数ペア:

[(1, 79746890), (2, 39873445), (5, 15949378), (10, 7974689), (449, 177610), (898, 88805), (2245, 35522), (4490, 17761)]