66272920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{6397}}^1$

素因数の和:6452

約数の個数: 64

約数和(自身を含む): 175049280

約数和(自身を除く): 108776360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 37, 40, 56, 70, 74, 140, 148, 185, 259, 280, 296, 370, 518, 740, 1036, 1295, 1480, 2072, 2590, 5180, 6397, 10360, 12794, 25588, 31985, 44779, 51176, 63970, 89558, 127940, 179116, 223895, 236689, 255880, 358232, 447790, 473378, 895580, 946756, 1183445, 1656823, 1791160, 1893512, 2366890, 3313646, 4733780, 6627292, 8284115, 9467560, 13254584, 16568230, 33136460, 66272920]

約数ペア:

[(1, 66272920), (2, 33136460), (4, 16568230), (5, 13254584), (7, 9467560), (8, 8284115), (10, 6627292), (14, 4733780), (20, 3313646), (28, 2366890), (35, 1893512), (37, 1791160), (40, 1656823), (56, 1183445), (70, 946756), (74, 895580), (140, 473378), (148, 447790), (185, 358232), (259, 255880), (280, 236689), (296, 223895), (370, 179116), (518, 127940), (740, 89558), (1036, 63970), (1295, 51176), (1480, 44779), (2072, 31985), (2590, 25588), (5180, 12794), (6397, 10360)]