82518160

素因数分解:

$2^4\times 5^1\times {\mathrm{1031477}}^1$

素因数の和:1031490

約数の個数: 20

約数和(自身を含む): 191854908

約数和(自身を除く): 109336748

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1031477, 2062954, 4125908, 5157385, 8251816, 10314770, 16503632, 20629540, 41259080, 82518160]

約数ペア:

[(1, 82518160), (2, 41259080), (4, 20629540), (5, 16503632), (8, 10314770), (10, 8251816), (16, 5157385), (20, 4125908), (40, 2062954), (80, 1031477)]