85609640

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{52201}}^1$

素因数の和:52253

約数の個数: 32

約数和(自身を含む): 197323560

約数和(自身を除く): 111713920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 52201, 104402, 208804, 261005, 417608, 522010, 1044020, 2088040, 2140241, 4280482, 8560964, 10701205, 17121928, 21402410, 42804820, 85609640]

約数ペア:

[(1, 85609640), (2, 42804820), (4, 21402410), (5, 17121928), (8, 10701205), (10, 8560964), (20, 4280482), (40, 2140241), (41, 2088040), (82, 1044020), (164, 522010), (205, 417608), (328, 261005), (410, 208804), (820, 104402), (1640, 52201)]