2561216656

素因数分解:

$2^4\times {\mathrm{79}}^1\times {\mathrm{83}}^1\times {\mathrm{24413}}^1$

素因数の和:24583

約数の個数: 40

約数和(自身を含む): 5085924480

約数和(自身を除く): 2524707824

約数列:

[1, 2, 4, 8, 16, 79, 83, 158, 166, 316, 332, 632, 664, 1264, 1328, 6557, 13114, 24413, 26228, 48826, 52456, 97652, 104912, 195304, 390608, 1928627, 2026279, 3857254, 4052558, 7714508, 8105116, 15429016, 16210232, 30858032, 32420464, 160076041, 320152082, 640304164, 1280608328, 2561216656]

約数ペア:

[(1, 2561216656), (2, 1280608328), (4, 640304164), (8, 320152082), (16, 160076041), (79, 32420464), (83, 30858032), (158, 16210232), (166, 15429016), (316, 8105116), (332, 7714508), (632, 4052558), (664, 3857254), (1264, 2026279), (1328, 1928627), (6557, 390608), (13114, 195304), (24413, 104912), (26228, 97652), (48826, 52456)]