25071030

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{163}}^1\times {\mathrm{1709}}^1$

素因数の和:1885

約数の個数: 48

約数和(自身を含む): 65622960

約数和(自身を除く): 40551930

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 163, 326, 489, 815, 978, 1467, 1630, 1709, 2445, 2934, 3418, 4890, 5127, 7335, 8545, 10254, 14670, 15381, 17090, 25635, 30762, 51270, 76905, 153810, 278567, 557134, 835701, 1392835, 1671402, 2507103, 2785670, 4178505, 5014206, 8357010, 12535515, 25071030]

約数ペア:

[(1, 25071030), (2, 12535515), (3, 8357010), (5, 5014206), (6, 4178505), (9, 2785670), (10, 2507103), (15, 1671402), (18, 1392835), (30, 835701), (45, 557134), (90, 278567), (163, 153810), (326, 76905), (489, 51270), (815, 30762), (978, 25635), (1467, 17090), (1630, 15381), (1709, 14670), (2445, 10254), (2934, 8545), (3418, 7335), (4890, 5127)]