200809775

素因数分解:

$5^2\times {\mathrm{29}}^2\times {\mathrm{9551}}^1$

素因数の和:9619

約数の個数: 18

約数和(自身を含む): 257913552

約数和(自身を除く): 57103777

約数列:

[1, 5, 25, 29, 145, 725, 841, 4205, 9551, 21025, 47755, 238775, 276979, 1384895, 6924475, 8032391, 40161955, 200809775]

約数ペア:

[(1, 200809775), (5, 40161955), (25, 8032391), (29, 6924475), (145, 1384895), (725, 276979), (841, 238775), (4205, 47755), (9551, 21025)]