66177160

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{1861}}^1$

素因数の和:2006

約数の個数: 64

約数和(自身を含む): 171601920

約数和(自身を除く): 105424760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 127, 140, 254, 280, 508, 635, 889, 1016, 1270, 1778, 1861, 2540, 3556, 3722, 4445, 5080, 7112, 7444, 8890, 9305, 13027, 14888, 17780, 18610, 26054, 35560, 37220, 52108, 65135, 74440, 104216, 130270, 236347, 260540, 472694, 521080, 945388, 1181735, 1654429, 1890776, 2363470, 3308858, 4726940, 6617716, 8272145, 9453880, 13235432, 16544290, 33088580, 66177160]

約数ペア:

[(1, 66177160), (2, 33088580), (4, 16544290), (5, 13235432), (7, 9453880), (8, 8272145), (10, 6617716), (14, 4726940), (20, 3308858), (28, 2363470), (35, 1890776), (40, 1654429), (56, 1181735), (70, 945388), (127, 521080), (140, 472694), (254, 260540), (280, 236347), (508, 130270), (635, 104216), (889, 74440), (1016, 65135), (1270, 52108), (1778, 37220), (1861, 35560), (2540, 26054), (3556, 18610), (3722, 17780), (4445, 14888), (5080, 13027), (7112, 9305), (7444, 8890)]