51212690

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{124909}}^1$

素因数の和:124957

約数の個数: 16

約数和(自身を含む): 94431960

約数和(自身を除く): 43219270

約数列:

[1, 2, 5, 10, 41, 82, 205, 410, 124909, 249818, 624545, 1249090, 5121269, 10242538, 25606345, 51212690]

約数ペア:

[(1, 51212690), (2, 25606345), (5, 10242538), (10, 5121269), (41, 1249090), (82, 624545), (205, 249818), (410, 124909)]