200721905

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{599}}^1\times {\mathrm{2311}}^1$

素因数の和:2944

約数の個数: 16

約数和(自身を含む): 249696000

約数和(自身を除く): 48974095

約数列:

[1, 5, 29, 145, 599, 2311, 2995, 11555, 17371, 67019, 86855, 335095, 1384289, 6921445, 40144381, 200721905]

約数ペア:

[(1, 200721905), (5, 40144381), (29, 6921445), (145, 1384289), (599, 335095), (2311, 86855), (2995, 67019), (11555, 17371)]