90317185

素因数分解:

$5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{97}}^1\times {\mathrm{719}}^1$

素因数の和:865

約数の個数: 32

約数和(自身を含む): 128701440

約数和(自身を除く): 38384255

約数列:

[1, 5, 7, 35, 37, 97, 185, 259, 485, 679, 719, 1295, 3395, 3589, 3595, 5033, 17945, 25123, 25165, 26603, 69743, 125615, 133015, 186221, 348715, 488201, 931105, 2441005, 2580491, 12902455, 18063437, 90317185]

約数ペア:

[(1, 90317185), (5, 18063437), (7, 12902455), (35, 2580491), (37, 2441005), (97, 931105), (185, 488201), (259, 348715), (485, 186221), (679, 133015), (719, 125615), (1295, 69743), (3395, 26603), (3589, 25165), (3595, 25123), (5033, 17945)]