86780728

素因数分解:

$2^3\times {\mathrm{541}}^1\times {\mathrm{20051}}^1$

素因数の和:20598

約数の個数: 16

約数和(自身を含む): 163022760

約数和(自身を除く): 76242032

約数列:

[1, 2, 4, 8, 541, 1082, 2164, 4328, 20051, 40102, 80204, 160408, 10847591, 21695182, 43390364, 86780728]

約数ペア:

[(1, 86780728), (2, 43390364), (4, 21695182), (8, 10847591), (541, 160408), (1082, 80204), (2164, 40102), (4328, 20051)]