81145915

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{10559}}^1$

素因数の和:10646

約数の個数: 16

約数和(自身を含む): 102643200

約数和(自身を除く): 21497285

約数列:

[1, 5, 29, 53, 145, 265, 1537, 7685, 10559, 52795, 306211, 559627, 1531055, 2798135, 16229183, 81145915]

約数ペア:

[(1, 81145915), (5, 16229183), (29, 2798135), (53, 1531055), (145, 559627), (265, 306211), (1537, 52795), (7685, 10559)]