25358905

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{1223}}^1$

素因数の和:1281

約数の個数: 32

約数和(自身を含む): 37013760

約数和(自身を除く): 11654855

約数列:

[1, 5, 11, 13, 29, 55, 65, 143, 145, 319, 377, 715, 1223, 1595, 1885, 4147, 6115, 13453, 15899, 20735, 35467, 67265, 79495, 174889, 177335, 390137, 461071, 874445, 1950685, 2305355, 5071781, 25358905]

約数ペア:

[(1, 25358905), (5, 5071781), (11, 2305355), (13, 1950685), (29, 874445), (55, 461071), (65, 390137), (143, 177335), (145, 174889), (319, 79495), (377, 67265), (715, 35467), (1223, 20735), (1595, 15899), (1885, 13453), (4147, 6115)]