2052475

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{149}}^1$

素因数の和:207

約数の個数: 24

約数和(自身を含む): 2790000

約数和(自身を除く): 737525

約数列:

[1, 5, 19, 25, 29, 95, 145, 149, 475, 551, 725, 745, 2755, 2831, 3725, 4321, 13775, 14155, 21605, 70775, 82099, 108025, 410495, 2052475]

約数ペア:

[(1, 2052475), (5, 410495), (19, 108025), (25, 82099), (29, 70775), (95, 21605), (145, 14155), (149, 13775), (475, 4321), (551, 3725), (725, 2831), (745, 2755)]