201301375

素因数分解:

$5^3\times {\mathrm{11}}^1\times {\mathrm{281}}^1\times {\mathrm{521}}^1$

素因数の和:828

約数の個数: 32

約数和(自身を含む): 275565888

約数和(自身を除く): 74264513

約数列:

[1, 5, 11, 25, 55, 125, 275, 281, 521, 1375, 1405, 2605, 3091, 5731, 7025, 13025, 15455, 28655, 35125, 65125, 77275, 143275, 146401, 386375, 716375, 732005, 1610411, 3660025, 8052055, 18300125, 40260275, 201301375]

約数ペア:

[(1, 201301375), (5, 40260275), (11, 18300125), (25, 8052055), (55, 3660025), (125, 1610411), (275, 732005), (281, 716375), (521, 386375), (1375, 146401), (1405, 143275), (2605, 77275), (3091, 65125), (5731, 35125), (7025, 28655), (13025, 15455)]