25780960

素因数分解:

$2^5\times 5^1\times {\mathrm{269}}^1\times {\mathrm{599}}^1$

素因数の和:883

約数の個数: 48

約数和(自身を含む): 61236000

約数和(自身を除く): 35455040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 269, 538, 599, 1076, 1198, 1345, 2152, 2396, 2690, 2995, 4304, 4792, 5380, 5990, 8608, 9584, 10760, 11980, 19168, 21520, 23960, 43040, 47920, 95840, 161131, 322262, 644524, 805655, 1289048, 1611310, 2578096, 3222620, 5156192, 6445240, 12890480, 25780960]

約数ペア:

[(1, 25780960), (2, 12890480), (4, 6445240), (5, 5156192), (8, 3222620), (10, 2578096), (16, 1611310), (20, 1289048), (32, 805655), (40, 644524), (80, 322262), (160, 161131), (269, 95840), (538, 47920), (599, 43040), (1076, 23960), (1198, 21520), (1345, 19168), (2152, 11980), (2396, 10760), (2690, 9584), (2995, 8608), (4304, 5990), (4792, 5380)]