256220775

素因数分解:

$3^2\times 5^2\times {\mathrm{59}}^1\times {\mathrm{19301}}^1$

素因数の和:19376

約数の個数: 36

約数和(自身を含む): 466722360

約数和(自身を除く): 210501585

約数列:

[1, 3, 5, 9, 15, 25, 45, 59, 75, 177, 225, 295, 531, 885, 1475, 2655, 4425, 13275, 19301, 57903, 96505, 173709, 289515, 482525, 868545, 1138759, 1447575, 3416277, 4342725, 5693795, 10248831, 17081385, 28468975, 51244155, 85406925, 256220775]

約数ペア:

[(1, 256220775), (3, 85406925), (5, 51244155), (9, 28468975), (15, 17081385), (25, 10248831), (45, 5693795), (59, 4342725), (75, 3416277), (177, 1447575), (225, 1138759), (295, 868545), (531, 482525), (885, 289515), (1475, 173709), (2655, 96505), (4425, 57903), (13275, 19301)]