980740805

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{176551}}^1$

素因数の和:176668

約数の個数: 16

約数和(自身を含む): 1296597888

約数和(自身を除く): 315857083

約数列:

[1, 5, 11, 55, 101, 505, 1111, 5555, 176551, 882755, 1942061, 9710305, 17831651, 89158255, 196148161, 980740805]

約数ペア:

[(1, 980740805), (5, 196148161), (11, 89158255), (55, 17831651), (101, 9710305), (505, 1942061), (1111, 882755), (5555, 176551)]