48136985

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1\times {\mathrm{157}}^1$

素因数の和:317

約数の個数: 32

約数和(自身を含む): 64501920

約数和(自身を除く): 16364935

約数列:

[1, 5, 13, 53, 65, 89, 157, 265, 445, 689, 785, 1157, 2041, 3445, 4717, 5785, 8321, 10205, 13973, 23585, 41605, 61321, 69865, 108173, 181649, 306605, 540865, 740569, 908245, 3702845, 9627397, 48136985]

約数ペア:

[(1, 48136985), (5, 9627397), (13, 3702845), (53, 908245), (65, 740569), (89, 540865), (157, 306605), (265, 181649), (445, 108173), (689, 69865), (785, 61321), (1157, 41605), (2041, 23585), (3445, 13973), (4717, 10205), (5785, 8321)]