90355870

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{563}}^1\times {\mathrm{1459}}^1$

素因数の和:2040

約数の個数: 32

約数和(自身を含む): 177863040

約数和(自身を除く): 87507170

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 563, 1126, 1459, 2815, 2918, 5630, 6193, 7295, 12386, 14590, 16049, 30965, 32098, 61930, 80245, 160490, 821417, 1642834, 4107085, 8214170, 9035587, 18071174, 45177935, 90355870]

約数ペア:

[(1, 90355870), (2, 45177935), (5, 18071174), (10, 9035587), (11, 8214170), (22, 4107085), (55, 1642834), (110, 821417), (563, 160490), (1126, 80245), (1459, 61930), (2815, 32098), (2918, 30965), (5630, 16049), (6193, 14590), (7295, 12386)]