78922276

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{409}}^1\times {\mathrm{2539}}^1$

素因数の和:2971

約数の個数: 24

約数和(自身を含む): 145796000

約数和(自身を除く): 66873724

約数列:

[1, 2, 4, 19, 38, 76, 409, 818, 1636, 2539, 5078, 7771, 10156, 15542, 31084, 48241, 96482, 192964, 1038451, 2076902, 4153804, 19730569, 39461138, 78922276]

約数ペア:

[(1, 78922276), (2, 39461138), (4, 19730569), (19, 4153804), (38, 2076902), (76, 1038451), (409, 192964), (818, 96482), (1636, 48241), (2539, 31084), (5078, 15542), (7771, 10156)]