2878025

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{83}}^1$

素因数の和:185

約数の個数: 24

約数和(自身を含む): 3853920

約数和(自身を除く): 975895

約数列:

[1, 5, 19, 25, 73, 83, 95, 365, 415, 475, 1387, 1577, 1825, 2075, 6059, 6935, 7885, 30295, 34675, 39425, 115121, 151475, 575605, 2878025]

約数ペア:

[(1, 2878025), (5, 575605), (19, 151475), (25, 115121), (73, 39425), (83, 34675), (95, 30295), (365, 7885), (415, 6935), (475, 6059), (1387, 2075), (1577, 1825)]