689039650

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{1060061}}^1$

素因数の和:1060086

約数の個数: 24

約数和(自身を含む): 1380200724

約数和(自身を除く): 691161074

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 325, 650, 1060061, 2120122, 5300305, 10600610, 13780793, 26501525, 27561586, 53003050, 68903965, 137807930, 344519825, 689039650]

約数ペア:

[(1, 689039650), (2, 344519825), (5, 137807930), (10, 68903965), (13, 53003050), (25, 27561586), (26, 26501525), (50, 13780793), (65, 10600610), (130, 5300305), (325, 2120122), (650, 1060061)]