25258960

素因数分解:

$2^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{4447}}^1$

素因数の和:4531

約数の個数: 40

約数和(自身を含む): 59567616

約数和(自身を除く): 34308656

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 71, 80, 142, 284, 355, 568, 710, 1136, 1420, 2840, 4447, 5680, 8894, 17788, 22235, 35576, 44470, 71152, 88940, 177880, 315737, 355760, 631474, 1262948, 1578685, 2525896, 3157370, 5051792, 6314740, 12629480, 25258960]

約数ペア:

[(1, 25258960), (2, 12629480), (4, 6314740), (5, 5051792), (8, 3157370), (10, 2525896), (16, 1578685), (20, 1262948), (40, 631474), (71, 355760), (80, 315737), (142, 177880), (284, 88940), (355, 71152), (568, 44470), (710, 35576), (1136, 22235), (1420, 17788), (2840, 8894), (4447, 5680)]