109525720

素因数分解:

$2^3\times 5^1\times {\mathrm{431}}^1\times {\mathrm{6353}}^1$

素因数の和:6795

約数の個数: 32

約数和(自身を含む): 247043520

約数和(自身を除く): 137517800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 431, 862, 1724, 2155, 3448, 4310, 6353, 8620, 12706, 17240, 25412, 31765, 50824, 63530, 127060, 254120, 2738143, 5476286, 10952572, 13690715, 21905144, 27381430, 54762860, 109525720]

約数ペア:

[(1, 109525720), (2, 54762860), (4, 27381430), (5, 21905144), (8, 13690715), (10, 10952572), (20, 5476286), (40, 2738143), (431, 254120), (862, 127060), (1724, 63530), (2155, 50824), (3448, 31765), (4310, 25412), (6353, 17240), (8620, 12706)]