25276455

素因数分解:

$3^4\times 5^1\times {\mathrm{139}}^1\times {\mathrm{449}}^1$

素因数の和:605

約数の個数: 40

約数和(自身を含む): 45738000

約数和(自身を除く): 20461545

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 139, 405, 417, 449, 695, 1251, 1347, 2085, 2245, 3753, 4041, 6255, 6735, 11259, 12123, 18765, 20205, 36369, 56295, 60615, 62411, 181845, 187233, 312055, 561699, 936165, 1685097, 2808495, 5055291, 8425485, 25276455]

約数ペア:

[(1, 25276455), (3, 8425485), (5, 5055291), (9, 2808495), (15, 1685097), (27, 936165), (45, 561699), (81, 312055), (135, 187233), (139, 181845), (405, 62411), (417, 60615), (449, 56295), (695, 36369), (1251, 20205), (1347, 18765), (2085, 12123), (2245, 11259), (3753, 6735), (4041, 6255)]