81228950

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{147689}}^1$

素因数の和:147712

約数の個数: 24

約数和(自身を含む): 164822040

約数和(自身を除く): 83593090

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 275, 550, 147689, 295378, 738445, 1476890, 1624579, 3249158, 3692225, 7384450, 8122895, 16245790, 40614475, 81228950]

約数ペア:

[(1, 81228950), (2, 40614475), (5, 16245790), (10, 8122895), (11, 7384450), (22, 3692225), (25, 3249158), (50, 1624579), (55, 1476890), (110, 738445), (275, 295378), (550, 147689)]