87142520

素因数分解:

$2^3\times 5^1\times {\mathrm{599}}^1\times {\mathrm{3637}}^1$

素因数の和:4247

約数の個数: 32

約数和(自身を含む): 196452000

約数和(自身を除く): 109309480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 599, 1198, 2396, 2995, 3637, 4792, 5990, 7274, 11980, 14548, 18185, 23960, 29096, 36370, 72740, 145480, 2178563, 4357126, 8714252, 10892815, 17428504, 21785630, 43571260, 87142520]

約数ペア:

[(1, 87142520), (2, 43571260), (4, 21785630), (5, 17428504), (8, 10892815), (10, 8714252), (20, 4357126), (40, 2178563), (599, 145480), (1198, 72740), (2396, 36370), (2995, 29096), (3637, 23960), (4792, 18185), (5990, 14548), (7274, 11980)]