2604175

素因数分解:

$5^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{647}}^1$

素因数の和:687

約数の個数: 24

約数和(自身を含む): 3856896

約数和(自身を除く): 1252721

約数列:

[1, 5, 7, 23, 25, 35, 115, 161, 175, 575, 647, 805, 3235, 4025, 4529, 14881, 16175, 22645, 74405, 104167, 113225, 372025, 520835, 2604175]

約数ペア:

[(1, 2604175), (5, 520835), (7, 372025), (23, 113225), (25, 104167), (35, 74405), (115, 22645), (161, 16175), (175, 14881), (575, 4529), (647, 4025), (805, 3235)]