81952235

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{149}}^1\times {\mathrm{2683}}^1$

素因数の和:2878

約数の個数: 16

約数和(自身を含む): 101455200

約数和(自身を除く): 19502965

約数列:

[1, 5, 41, 149, 205, 745, 2683, 6109, 13415, 30545, 110003, 399767, 550015, 1998835, 16390447, 81952235]

約数ペア:

[(1, 81952235), (5, 16390447), (41, 1998835), (149, 550015), (205, 399767), (745, 110003), (2683, 30545), (6109, 13415)]