13226800

素因数分解:

$2^4\times 5^2\times {\mathrm{43}}^1\times {\mathrm{769}}^1$

素因数の和:830

約数の個数: 60

約数和(自身を含む): 32558680

約数和(自身を除く): 19331880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 43, 50, 80, 86, 100, 172, 200, 215, 344, 400, 430, 688, 769, 860, 1075, 1538, 1720, 2150, 3076, 3440, 3845, 4300, 6152, 7690, 8600, 12304, 15380, 17200, 19225, 30760, 33067, 38450, 61520, 66134, 76900, 132268, 153800, 165335, 264536, 307600, 330670, 529072, 661340, 826675, 1322680, 1653350, 2645360, 3306700, 6613400, 13226800]

約数ペア:

[(1, 13226800), (2, 6613400), (4, 3306700), (5, 2645360), (8, 1653350), (10, 1322680), (16, 826675), (20, 661340), (25, 529072), (40, 330670), (43, 307600), (50, 264536), (80, 165335), (86, 153800), (100, 132268), (172, 76900), (200, 66134), (215, 61520), (344, 38450), (400, 33067), (430, 30760), (688, 19225), (769, 17200), (860, 15380), (1075, 12304), (1538, 8600), (1720, 7690), (2150, 6152), (3076, 4300), (3440, 3845)]