85368760

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{49633}}^1$

素因数の和:49687

約数の個数: 32

約数和(自身を含む): 196550640

約数和(自身を除く): 111181880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 49633, 99266, 198532, 248165, 397064, 496330, 992660, 1985320, 2134219, 4268438, 8536876, 10671095, 17073752, 21342190, 42684380, 85368760]

約数ペア:

[(1, 85368760), (2, 42684380), (4, 21342190), (5, 17073752), (8, 10671095), (10, 8536876), (20, 4268438), (40, 2134219), (43, 1985320), (86, 992660), (172, 496330), (215, 397064), (344, 248165), (430, 198532), (860, 99266), (1720, 49633)]