680867925

素因数分解:

$3^1\times 5^2\times {\mathrm{401}}^1\times {\mathrm{22639}}^1$

素因数の和:23053

約数の個数: 24

約数和(自身を含む): 1128558720

約数和(自身を除く): 447690795

約数列:

[1, 3, 5, 15, 25, 75, 401, 1203, 2005, 6015, 10025, 22639, 30075, 67917, 113195, 339585, 565975, 1697925, 9078239, 27234717, 45391195, 136173585, 226955975, 680867925]

約数ペア:

[(1, 680867925), (3, 226955975), (5, 136173585), (15, 45391195), (25, 27234717), (75, 9078239), (401, 1697925), (1203, 565975), (2005, 339585), (6015, 113195), (10025, 67917), (22639, 30075)]