130421072

素因数分解:

$2^4\times {\mathrm{103}}^1\times {\mathrm{79139}}^1$

素因数の和:79250

約数の個数: 20

約数和(自身を含む): 255147360

約数和(自身を除く): 124726288

約数列:

[1, 2, 4, 8, 16, 103, 206, 412, 824, 1648, 79139, 158278, 316556, 633112, 1266224, 8151317, 16302634, 32605268, 65210536, 130421072]

約数ペア:

[(1, 130421072), (2, 65210536), (4, 32605268), (8, 16302634), (16, 8151317), (103, 1266224), (206, 633112), (412, 316556), (824, 158278), (1648, 79139)]