2900825

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{197}}^1$

素因数の和:257

約数の個数: 24

約数和(自身を含む): 3928320

約数和(自身を除く): 1027495

約数列:

[1, 5, 19, 25, 31, 95, 155, 197, 475, 589, 775, 985, 2945, 3743, 4925, 6107, 14725, 18715, 30535, 93575, 116033, 152675, 580165, 2900825]

約数ペア:

[(1, 2900825), (5, 580165), (19, 152675), (25, 116033), (31, 93575), (95, 30535), (155, 18715), (197, 14725), (475, 6107), (589, 4925), (775, 3743), (985, 2945)]