219469825

素因数分解:

$5^2\times {\mathrm{29}}^1\times {\mathrm{103}}^1\times {\mathrm{2939}}^1$

素因数の和:3081

約数の個数: 24

約数和(自身を含む): 284356800

約数和(自身を除く): 64886975

約数列:

[1, 5, 25, 29, 103, 145, 515, 725, 2575, 2939, 2987, 14695, 14935, 73475, 74675, 85231, 302717, 426155, 1513585, 2130775, 7567925, 8778793, 43893965, 219469825]

約数ペア:

[(1, 219469825), (5, 43893965), (25, 8778793), (29, 7567925), (103, 2130775), (145, 1513585), (515, 426155), (725, 302717), (2575, 85231), (2939, 74675), (2987, 73475), (14695, 14935)]