25557128

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{277}}^1\times {\mathrm{607}}^1$

素因数の和:909

約数の個数: 32

約数和(自身を含む): 50707200

約数和(自身を除く): 25150072

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 277, 554, 607, 1108, 1214, 2216, 2428, 4856, 5263, 10526, 11533, 21052, 23066, 42104, 46132, 92264, 168139, 336278, 672556, 1345112, 3194641, 6389282, 12778564, 25557128]

約数ペア:

[(1, 25557128), (2, 12778564), (4, 6389282), (8, 3194641), (19, 1345112), (38, 672556), (76, 336278), (152, 168139), (277, 92264), (554, 46132), (607, 42104), (1108, 23066), (1214, 21052), (2216, 11533), (2428, 10526), (4856, 5263)]