99187240

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{57667}}^1$

素因数の和:57721

約数の個数: 32

約数和(自身を含む): 228365280

約数和(自身を除く): 129178040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 57667, 115334, 230668, 288335, 461336, 576670, 1153340, 2306680, 2479681, 4959362, 9918724, 12398405, 19837448, 24796810, 49593620, 99187240]

約数ペア:

[(1, 99187240), (2, 49593620), (4, 24796810), (5, 19837448), (8, 12398405), (10, 9918724), (20, 4959362), (40, 2479681), (43, 2306680), (86, 1153340), (172, 576670), (215, 461336), (344, 288335), (430, 230668), (860, 115334), (1720, 57667)]