381425

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1$

素因数の和:113

約数の個数: 24

約数和(自身を含む): 550560

約数和(自身を除く): 169135

約数列:

[1, 5, 11, 19, 25, 55, 73, 95, 209, 275, 365, 475, 803, 1045, 1387, 1825, 4015, 5225, 6935, 15257, 20075, 34675, 76285, 381425]

約数ペア:

[(1, 381425), (5, 76285), (11, 34675), (19, 20075), (25, 15257), (55, 6935), (73, 5225), (95, 4015), (209, 1825), (275, 1387), (365, 1045), (475, 803)]