20175492005

素因数分解:

$5^1\times {\mathrm{137}}^1\times {\mathrm{197}}^1\times {\mathrm{307}}^1\times {\mathrm{487}}^1$

素因数の和:1133

約数の個数: 32

約数和(自身を含む): 24641438976

約数和(自身を除く): 4465946971

約数列:

[1, 5, 137, 197, 307, 487, 685, 985, 1535, 2435, 26989, 42059, 60479, 66719, 95939, 134945, 149509, 210295, 302395, 333595, 479695, 747545, 8285623, 13143643, 20482733, 29453273, 41428115, 65718215, 102413665, 147266365, 4035098401, 20175492005]

約数ペア:

[(1, 20175492005), (5, 4035098401), (137, 147266365), (197, 102413665), (307, 65718215), (487, 41428115), (685, 29453273), (985, 20482733), (1535, 13143643), (2435, 8285623), (26989, 747545), (42059, 479695), (60479, 333595), (66719, 302395), (95939, 210295), (134945, 149509)]