54408075

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{307}}^1$

素因数の和:476

約数の個数: 48

約数和(自身を含む): 96243840

約数和(自身を除く): 41835765

約数列:

[1, 3, 5, 15, 17, 25, 51, 75, 85, 139, 255, 307, 417, 425, 695, 921, 1275, 1535, 2085, 2363, 3475, 4605, 5219, 7089, 7675, 10425, 11815, 15657, 23025, 26095, 35445, 42673, 59075, 78285, 128019, 130475, 177225, 213365, 391425, 640095, 725441, 1066825, 2176323, 3200475, 3627205, 10881615, 18136025, 54408075]

約数ペア:

[(1, 54408075), (3, 18136025), (5, 10881615), (15, 3627205), (17, 3200475), (25, 2176323), (51, 1066825), (75, 725441), (85, 640095), (139, 391425), (255, 213365), (307, 177225), (417, 130475), (425, 128019), (695, 78285), (921, 59075), (1275, 42673), (1535, 35445), (2085, 26095), (2363, 23025), (3475, 15657), (4605, 11815), (5219, 10425), (7089, 7675)]