51191375

素因数分解:

$5^3\times {\mathrm{53}}^1\times {\mathrm{7727}}^1$

素因数の和:7795

約数の個数: 16

約数和(自身を含む): 65100672

約数和(自身を除く): 13909297

約数列:

[1, 5, 25, 53, 125, 265, 1325, 6625, 7727, 38635, 193175, 409531, 965875, 2047655, 10238275, 51191375]

約数ペア:

[(1, 51191375), (5, 10238275), (25, 2047655), (53, 965875), (125, 409531), (265, 193175), (1325, 38635), (6625, 7727)]