123025375

素因数分解:

$5^3\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{683}}^1$

素因数の和:840

約数の個数: 32

約数和(自身を含む): 169019136

約数和(自身を除く): 45993761

約数列:

[1, 5, 11, 25, 55, 125, 131, 275, 655, 683, 1375, 1441, 3275, 3415, 7205, 7513, 16375, 17075, 36025, 37565, 85375, 89473, 180125, 187825, 447365, 939125, 984203, 2236825, 4921015, 11184125, 24605075, 123025375]

約数ペア:

[(1, 123025375), (5, 24605075), (11, 11184125), (25, 4921015), (55, 2236825), (125, 984203), (131, 939125), (275, 447365), (655, 187825), (683, 180125), (1375, 89473), (1441, 85375), (3275, 37565), (3415, 36025), (7205, 17075), (7513, 16375)]