25716200

素因数分解:

$2^3\times 5^2\times {\mathrm{71}}^1\times {\mathrm{1811}}^1$

素因数の和:1898

約数の個数: 48

約数和(自身を含む): 60665760

約数和(自身を除く): 34949560

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 71, 100, 142, 200, 284, 355, 568, 710, 1420, 1775, 1811, 2840, 3550, 3622, 7100, 7244, 9055, 14200, 14488, 18110, 36220, 45275, 72440, 90550, 128581, 181100, 257162, 362200, 514324, 642905, 1028648, 1285810, 2571620, 3214525, 5143240, 6429050, 12858100, 25716200]

約数ペア:

[(1, 25716200), (2, 12858100), (4, 6429050), (5, 5143240), (8, 3214525), (10, 2571620), (20, 1285810), (25, 1028648), (40, 642905), (50, 514324), (71, 362200), (100, 257162), (142, 181100), (200, 128581), (284, 90550), (355, 72440), (568, 45275), (710, 36220), (1420, 18110), (1775, 14488), (1811, 14200), (2840, 9055), (3550, 7244), (3622, 7100)]