80773690

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{197009}}^1$

素因数の和:197057

約数の個数: 16

約数和(自身を含む): 148939560

約数和(自身を除く): 68165870

約数列:

[1, 2, 5, 10, 41, 82, 205, 410, 197009, 394018, 985045, 1970090, 8077369, 16154738, 40386845, 80773690]

約数ペア:

[(1, 80773690), (2, 40386845), (5, 16154738), (10, 8077369), (41, 1970090), (82, 985045), (205, 394018), (410, 197009)]