25758235

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{401}}^1\times {\mathrm{443}}^1$

素因数の和:878

約数の個数: 16

約数和(自身を含む): 32127840

約数和(自身を除く): 6369605

約数列:

[1, 5, 29, 145, 401, 443, 2005, 2215, 11629, 12847, 58145, 64235, 177643, 888215, 5151647, 25758235]

約数ペア:

[(1, 25758235), (5, 5151647), (29, 888215), (145, 177643), (401, 64235), (443, 58145), (2005, 12847), (2215, 11629)]