25401440

素因数分解:

$2^5\times 5^1\times {\mathrm{158759}}^1$

素因数の和:158774

約数の個数: 24

約数和(自身を含む): 60011280

約数和(自身を除く): 34609840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 158759, 317518, 635036, 793795, 1270072, 1587590, 2540144, 3175180, 5080288, 6350360, 12700720, 25401440]

約数ペア:

[(1, 25401440), (2, 12700720), (4, 6350360), (5, 5080288), (8, 3175180), (10, 2540144), (16, 1587590), (20, 1270072), (32, 793795), (40, 635036), (80, 317518), (160, 158759)]