66884575

素因数分解:

$5^2\times {\mathrm{23}}^1\times {\mathrm{293}}^1\times {\mathrm{397}}^1$

素因数の和:723

約数の個数: 24

約数和(自身を含む): 87056928

約数和(自身を除く): 20172353

約数列:

[1, 5, 23, 25, 115, 293, 397, 575, 1465, 1985, 6739, 7325, 9131, 9925, 33695, 45655, 116321, 168475, 228275, 581605, 2675383, 2908025, 13376915, 66884575]

約数ペア:

[(1, 66884575), (5, 13376915), (23, 2908025), (25, 2675383), (115, 581605), (293, 228275), (397, 168475), (575, 116321), (1465, 45655), (1985, 33695), (6739, 9925), (7325, 9131)]