66563240

素因数分解:

$2^3\times 5^1\times {\mathrm{127}}^1\times {\mathrm{13103}}^1$

素因数の和:13241

約数の個数: 32

約数和(自身を含む): 150958080

約数和(自身を除く): 84394840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 127, 254, 508, 635, 1016, 1270, 2540, 5080, 13103, 26206, 52412, 65515, 104824, 131030, 262060, 524120, 1664081, 3328162, 6656324, 8320405, 13312648, 16640810, 33281620, 66563240]

約数ペア:

[(1, 66563240), (2, 33281620), (4, 16640810), (5, 13312648), (8, 8320405), (10, 6656324), (20, 3328162), (40, 1664081), (127, 524120), (254, 262060), (508, 131030), (635, 104824), (1016, 65515), (1270, 52412), (2540, 26206), (5080, 13103)]