25737080

素因数分解:

$2^3\times 5^1\times {\mathrm{109}}^1\times {\mathrm{5903}}^1$

素因数の和:6023

約数の個数: 32

約数和(自身を含む): 58449600

約数和(自身を除く): 32712520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 109, 218, 436, 545, 872, 1090, 2180, 4360, 5903, 11806, 23612, 29515, 47224, 59030, 118060, 236120, 643427, 1286854, 2573708, 3217135, 5147416, 6434270, 12868540, 25737080]

約数ペア:

[(1, 25737080), (2, 12868540), (4, 6434270), (5, 5147416), (8, 3217135), (10, 2573708), (20, 1286854), (40, 643427), (109, 236120), (218, 118060), (436, 59030), (545, 47224), (872, 29515), (1090, 23612), (2180, 11806), (4360, 5903)]