129900016

素因数分解:

$2^4\times {\mathrm{79}}^1\times {\mathrm{102769}}^1$

素因数の和:102856

約数の個数: 20

約数和(自身を含む): 254869600

約数和(自身を除く): 124969584

約数列:

[1, 2, 4, 8, 16, 79, 158, 316, 632, 1264, 102769, 205538, 411076, 822152, 1644304, 8118751, 16237502, 32475004, 64950008, 129900016]

約数ペア:

[(1, 129900016), (2, 64950008), (4, 32475004), (8, 16237502), (16, 8118751), (79, 1644304), (158, 822152), (316, 411076), (632, 205538), (1264, 102769)]