25062920

素因数分解:

$2^3\times 5^1\times {\mathrm{131}}^1\times {\mathrm{4783}}^1$

素因数の和:4925

約数の個数: 32

約数和(自身を含む): 56833920

約数和(自身を除く): 31771000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 131, 262, 524, 655, 1048, 1310, 2620, 4783, 5240, 9566, 19132, 23915, 38264, 47830, 95660, 191320, 626573, 1253146, 2506292, 3132865, 5012584, 6265730, 12531460, 25062920]

約数ペア:

[(1, 25062920), (2, 12531460), (4, 6265730), (5, 5012584), (8, 3132865), (10, 2506292), (20, 1253146), (40, 626573), (131, 191320), (262, 95660), (524, 47830), (655, 38264), (1048, 23915), (1310, 19132), (2620, 9566), (4783, 5240)]