120837025

素因数分解:

$5^2\times {\mathrm{103}}^1\times {\mathrm{167}}^1\times {\mathrm{281}}^1$

素因数の和:561

約数の個数: 24

約数和(自身を含む): 152740224

約数和(自身を除く): 31903199

約数列:

[1, 5, 25, 103, 167, 281, 515, 835, 1405, 2575, 4175, 7025, 17201, 28943, 46927, 86005, 144715, 234635, 430025, 723575, 1173175, 4833481, 24167405, 120837025]

約数ペア:

[(1, 120837025), (5, 24167405), (25, 4833481), (103, 1173175), (167, 723575), (281, 430025), (515, 234635), (835, 144715), (1405, 86005), (2575, 46927), (4175, 28943), (7025, 17201)]