129025076

素因数分解:

$2^2\times {\mathrm{101}}^1\times {\mathrm{389}}^1\times {\mathrm{821}}^1$

素因数の和:1315

約数の個数: 24

約数和(自身を含む): 228894120

約数和(自身を除く): 99869044

約数列:

[1, 2, 4, 101, 202, 389, 404, 778, 821, 1556, 1642, 3284, 39289, 78578, 82921, 157156, 165842, 319369, 331684, 638738, 1277476, 32256269, 64512538, 129025076]

約数ペア:

[(1, 129025076), (2, 64512538), (4, 32256269), (101, 1277476), (202, 638738), (389, 331684), (404, 319369), (778, 165842), (821, 157156), (1556, 82921), (1642, 78578), (3284, 39289)]