80880910

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{38699}}^1$

素因数の和:38736

約数の個数: 32

約数和(自身を含む): 167184000

約数和(自身を除く): 86303090

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 55, 95, 110, 190, 209, 418, 1045, 2090, 38699, 77398, 193495, 386990, 425689, 735281, 851378, 1470562, 2128445, 3676405, 4256890, 7352810, 8088091, 16176182, 40440455, 80880910]

約数ペア:

[(1, 80880910), (2, 40440455), (5, 16176182), (10, 8088091), (11, 7352810), (19, 4256890), (22, 3676405), (38, 2128445), (55, 1470562), (95, 851378), (110, 735281), (190, 425689), (209, 386990), (418, 193495), (1045, 77398), (2090, 38699)]