201027824

素因数分解:

$2^4\times {\mathrm{79}}^1\times {\mathrm{157}}^1\times {\mathrm{1013}}^1$

素因数の和:1257

約数の個数: 40

約数和(自身を含む): 397325760

約数和(自身を除く): 196297936

約数列:

[1, 2, 4, 8, 16, 79, 157, 158, 314, 316, 628, 632, 1013, 1256, 1264, 2026, 2512, 4052, 8104, 12403, 16208, 24806, 49612, 80027, 99224, 159041, 160054, 198448, 318082, 320108, 636164, 640216, 1272328, 1280432, 2544656, 12564239, 25128478, 50256956, 100513912, 201027824]

約数ペア:

[(1, 201027824), (2, 100513912), (4, 50256956), (8, 25128478), (16, 12564239), (79, 2544656), (157, 1280432), (158, 1272328), (314, 640216), (316, 636164), (628, 320108), (632, 318082), (1013, 198448), (1256, 160054), (1264, 159041), (2026, 99224), (2512, 80027), (4052, 49612), (8104, 24806), (12403, 16208)]