200801875

素因数分解:

$5^4\times {\mathrm{17}}^1\times {\mathrm{18899}}^1$

素因数の和:18936

約数の個数: 20

約数和(自身を含む): 265696200

約数和(自身を除く): 64894325

約数列:

[1, 5, 17, 25, 85, 125, 425, 625, 2125, 10625, 18899, 94495, 321283, 472475, 1606415, 2362375, 8032075, 11811875, 40160375, 200801875]

約数ペア:

[(1, 200801875), (5, 40160375), (17, 11811875), (25, 8032075), (85, 2362375), (125, 1606415), (425, 472475), (625, 321283), (2125, 94495), (10625, 18899)]