61986275

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{2143}}^1$

素因数の和:2255

約数の個数: 24

約数和(自身を含む): 83744640

約数和(自身を除く): 21758365

約数列:

[1, 5, 13, 25, 65, 89, 325, 445, 1157, 2143, 2225, 5785, 10715, 27859, 28925, 53575, 139295, 190727, 696475, 953635, 2479451, 4768175, 12397255, 61986275]

約数ペア:

[(1, 61986275), (5, 12397255), (13, 4768175), (25, 2479451), (65, 953635), (89, 696475), (325, 190727), (445, 139295), (1157, 53575), (2143, 28925), (2225, 27859), (5785, 10715)]