51264330

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{131447}}^1$

素因数の和:131470

約数の個数: 32

約数和(自身を含む): 132499584

約数和(自身を除く): 81235254

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 131447, 262894, 394341, 657235, 788682, 1314470, 1708811, 1971705, 3417622, 3943410, 5126433, 8544055, 10252866, 17088110, 25632165, 51264330]

約数ペア:

[(1, 51264330), (2, 25632165), (3, 17088110), (5, 10252866), (6, 8544055), (10, 5126433), (13, 3943410), (15, 3417622), (26, 1971705), (30, 1708811), (39, 1314470), (65, 788682), (78, 657235), (130, 394341), (195, 262894), (390, 131447)]