201722750

素因数分解:

$2^1\times 5^3\times {\mathrm{379}}^1\times {\mathrm{2129}}^1$

素因数の和:2525

約数の個数: 32

約数和(自身を含む): 378799200

約数和(自身を除く): 177076450

約数列:

[1, 2, 5, 10, 25, 50, 125, 250, 379, 758, 1895, 2129, 3790, 4258, 9475, 10645, 18950, 21290, 47375, 53225, 94750, 106450, 266125, 532250, 806891, 1613782, 4034455, 8068910, 20172275, 40344550, 100861375, 201722750]

約数ペア:

[(1, 201722750), (2, 100861375), (5, 40344550), (10, 20172275), (25, 8068910), (50, 4034455), (125, 1613782), (250, 806891), (379, 532250), (758, 266125), (1895, 106450), (2129, 94750), (3790, 53225), (4258, 47375), (9475, 21290), (10645, 18950)]