1282450

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{1973}}^1$

素因数の和:1998

約数の個数: 24

約数和(自身を含む): 2570148

約数和(自身を除く): 1287698

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 325, 650, 1973, 3946, 9865, 19730, 25649, 49325, 51298, 98650, 128245, 256490, 641225, 1282450]

約数ペア:

[(1, 1282450), (2, 641225), (5, 256490), (10, 128245), (13, 98650), (25, 51298), (26, 49325), (50, 25649), (65, 19730), (130, 9865), (325, 3946), (650, 1973)]