4016825

素因数分解:

$5^2\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1$

素因数の和:185

約数の個数: 24

約数和(自身を含む): 5285376

約数和(自身を除く): 1268551

約数列:

[1, 5, 25, 31, 71, 73, 155, 355, 365, 775, 1775, 1825, 2201, 2263, 5183, 11005, 11315, 25915, 55025, 56575, 129575, 160673, 803365, 4016825]

約数ペア:

[(1, 4016825), (5, 803365), (25, 160673), (31, 129575), (71, 56575), (73, 55025), (155, 25915), (355, 11315), (365, 11005), (775, 5183), (1775, 2263), (1825, 2201)]