64360790

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{367}}^1$

素因数の和:477

約数の個数: 64

約数和(自身を含む): 133539840

約数和(自身を除く): 69179050

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 65, 71, 95, 130, 142, 190, 247, 355, 367, 494, 710, 734, 923, 1235, 1349, 1835, 1846, 2470, 2698, 3670, 4615, 4771, 6745, 6973, 9230, 9542, 13490, 13946, 17537, 23855, 26057, 34865, 35074, 47710, 52114, 69730, 87685, 90649, 130285, 175370, 181298, 260570, 338741, 453245, 495083, 677482, 906490, 990166, 1693705, 2475415, 3387410, 4950830, 6436079, 12872158, 32180395, 64360790]

約数ペア:

[(1, 64360790), (2, 32180395), (5, 12872158), (10, 6436079), (13, 4950830), (19, 3387410), (26, 2475415), (38, 1693705), (65, 990166), (71, 906490), (95, 677482), (130, 495083), (142, 453245), (190, 338741), (247, 260570), (355, 181298), (367, 175370), (494, 130285), (710, 90649), (734, 87685), (923, 69730), (1235, 52114), (1349, 47710), (1835, 35074), (1846, 34865), (2470, 26057), (2698, 23855), (3670, 17537), (4615, 13946), (4771, 13490), (6745, 9542), (6973, 9230)]