61516195

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^2\times {\mathrm{563}}^1$

素因数の和:663

約数の個数: 24

約数和(自身を含む): 81628848

約数和(自身を除く): 20112653

約数列:

[1, 5, 13, 41, 65, 205, 533, 563, 1681, 2665, 2815, 7319, 8405, 21853, 23083, 36595, 109265, 115415, 300079, 946403, 1500395, 4732015, 12303239, 61516195]

約数ペア:

[(1, 61516195), (5, 12303239), (13, 4732015), (41, 1500395), (65, 946403), (205, 300079), (533, 115415), (563, 109265), (1681, 36595), (2665, 23083), (2815, 21853), (7319, 8405)]