42208250

素因数分解:

$2^1\times 5^3\times 7^1\times {\mathrm{89}}^1\times {\mathrm{271}}^1$

素因数の和:384

約数の個数: 64

約数和(自身を含む): 91653120

約数和(自身を除く): 49444870

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 70, 89, 125, 175, 178, 250, 271, 350, 445, 542, 623, 875, 890, 1246, 1355, 1750, 1897, 2225, 2710, 3115, 3794, 4450, 6230, 6775, 9485, 11125, 13550, 15575, 18970, 22250, 24119, 31150, 33875, 47425, 48238, 67750, 77875, 94850, 120595, 155750, 168833, 237125, 241190, 337666, 474250, 602975, 844165, 1205950, 1688330, 3014875, 4220825, 6029750, 8441650, 21104125, 42208250]

約数ペア:

[(1, 42208250), (2, 21104125), (5, 8441650), (7, 6029750), (10, 4220825), (14, 3014875), (25, 1688330), (35, 1205950), (50, 844165), (70, 602975), (89, 474250), (125, 337666), (175, 241190), (178, 237125), (250, 168833), (271, 155750), (350, 120595), (445, 94850), (542, 77875), (623, 67750), (875, 48238), (890, 47425), (1246, 33875), (1355, 31150), (1750, 24119), (1897, 22250), (2225, 18970), (2710, 15575), (3115, 13550), (3794, 11125), (4450, 9485), (6230, 6775)]