61345775

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{107}}^1$

素因数の和:224

約数の個数: 48

約数和(自身を含む): 86780160

約数和(自身を除く): 25434385

約数列:

[1, 5, 17, 19, 25, 71, 85, 95, 107, 323, 355, 425, 475, 535, 1207, 1349, 1615, 1775, 1819, 2033, 2675, 6035, 6745, 7597, 8075, 9095, 10165, 22933, 30175, 33725, 34561, 37985, 45475, 50825, 114665, 129149, 144343, 172805, 189925, 573325, 645745, 721715, 864025, 2453831, 3228725, 3608575, 12269155, 61345775]

約数ペア:

[(1, 61345775), (5, 12269155), (17, 3608575), (19, 3228725), (25, 2453831), (71, 864025), (85, 721715), (95, 645745), (107, 573325), (323, 189925), (355, 172805), (425, 144343), (475, 129149), (535, 114665), (1207, 50825), (1349, 45475), (1615, 37985), (1775, 34561), (1819, 33725), (2033, 30175), (2675, 22933), (6035, 10165), (6745, 9095), (7597, 8075)]