25159445

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{107}}^1$

素因数の和:221

約数の個数: 32

約数和(自身を含む): 33094656

約数和(自身を除く): 7935211

約数列:

[1, 5, 31, 37, 41, 107, 155, 185, 205, 535, 1147, 1271, 1517, 3317, 3959, 4387, 5735, 6355, 7585, 16585, 19795, 21935, 47027, 122729, 135997, 162319, 235135, 613645, 679985, 811595, 5031889, 25159445]

約数ペア:

[(1, 25159445), (5, 5031889), (31, 811595), (37, 679985), (41, 613645), (107, 235135), (155, 162319), (185, 135997), (205, 122729), (535, 47027), (1147, 21935), (1271, 19795), (1517, 16585), (3317, 7585), (3959, 6355), (4387, 5735)]