25207075

素因数分解:

$5^2\times {\mathrm{67}}^1\times {\mathrm{101}}^1\times {\mathrm{149}}^1$

素因数の和:327

約数の個数: 24

約数和(自身を含む): 32252400

約数和(自身を除く): 7045325

約数列:

[1, 5, 25, 67, 101, 149, 335, 505, 745, 1675, 2525, 3725, 6767, 9983, 15049, 33835, 49915, 75245, 169175, 249575, 376225, 1008283, 5041415, 25207075]

約数ペア:

[(1, 25207075), (5, 5041415), (25, 1008283), (67, 376225), (101, 249575), (149, 169175), (335, 75245), (505, 49915), (745, 33835), (1675, 15049), (2525, 9983), (3725, 6767)]