12802250

素因数分解:

$2^1\times 5^3\times {\mathrm{41}}^1\times {\mathrm{1249}}^1$

素因数の和:1307

約数の個数: 32

約数和(自身を含む): 24570000

約数和(自身を除く): 11767750

約数列:

[1, 2, 5, 10, 25, 41, 50, 82, 125, 205, 250, 410, 1025, 1249, 2050, 2498, 5125, 6245, 10250, 12490, 31225, 51209, 62450, 102418, 156125, 256045, 312250, 512090, 1280225, 2560450, 6401125, 12802250]

約数ペア:

[(1, 12802250), (2, 6401125), (5, 2560450), (10, 1280225), (25, 512090), (41, 312250), (50, 256045), (82, 156125), (125, 102418), (205, 62450), (250, 51209), (410, 31225), (1025, 12490), (1249, 10250), (2050, 6245), (2498, 5125)]