86645075

素因数分解:

$5^2\times {\mathrm{11}}^2\times {\mathrm{28643}}^1$

素因数の和:28675

約数の個数: 18

約数和(自身を含む): 118099212

約数和(自身を除く): 31454137

約数列:

[1, 5, 11, 25, 55, 121, 275, 605, 3025, 28643, 143215, 315073, 716075, 1575365, 3465803, 7876825, 17329015, 86645075]

約数ペア:

[(1, 86645075), (5, 17329015), (11, 7876825), (25, 3465803), (55, 1575365), (121, 716075), (275, 315073), (605, 143215), (3025, 28643)]