80758288

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{2473}}^1$

素因数の和:2651

約数の個数: 40

約数和(自身を含む): 169647128

約数和(自身を除く): 88888840

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 157, 208, 314, 628, 1256, 2041, 2473, 2512, 4082, 4946, 8164, 9892, 16328, 19784, 32149, 32656, 39568, 64298, 128596, 257192, 388261, 514384, 776522, 1553044, 3106088, 5047393, 6212176, 10094786, 20189572, 40379144, 80758288]

約数ペア:

[(1, 80758288), (2, 40379144), (4, 20189572), (8, 10094786), (13, 6212176), (16, 5047393), (26, 3106088), (52, 1553044), (104, 776522), (157, 514384), (208, 388261), (314, 257192), (628, 128596), (1256, 64298), (2041, 39568), (2473, 32656), (2512, 32149), (4082, 19784), (4946, 16328), (8164, 9892)]