66249975

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{613}}^1$

素因数の和:768

約数の個数: 48

約数和(自身を含む): 120599424

約数和(自身を除く): 54349449

約数列:

[1, 3, 5, 11, 15, 25, 33, 55, 75, 131, 165, 275, 393, 613, 655, 825, 1441, 1839, 1965, 3065, 3275, 4323, 6743, 7205, 9195, 9825, 15325, 20229, 21615, 33715, 36025, 45975, 80303, 101145, 108075, 168575, 240909, 401515, 505725, 883333, 1204545, 2007575, 2649999, 4416665, 6022725, 13249995, 22083325, 66249975]

約数ペア:

[(1, 66249975), (3, 22083325), (5, 13249995), (11, 6022725), (15, 4416665), (25, 2649999), (33, 2007575), (55, 1204545), (75, 883333), (131, 505725), (165, 401515), (275, 240909), (393, 168575), (613, 108075), (655, 101145), (825, 80303), (1441, 45975), (1839, 36025), (1965, 33715), (3065, 21615), (3275, 20229), (4323, 15325), (6743, 9825), (7205, 9195)]