198367025

素因数分解:

$5^2\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{2137}}^1$

素因数の和:2273

約数の個数: 24

約数和(自身を含む): 254507520

約数和(自身を除く): 56140495

約数列:

[1, 5, 25, 47, 79, 235, 395, 1175, 1975, 2137, 3713, 10685, 18565, 53425, 92825, 100439, 168823, 502195, 844115, 2510975, 4220575, 7934681, 39673405, 198367025]

約数ペア:

[(1, 198367025), (5, 39673405), (25, 7934681), (47, 4220575), (79, 2510975), (235, 844115), (395, 502195), (1175, 168823), (1975, 100439), (2137, 92825), (3713, 53425), (10685, 18565)]