66757180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{7817}}^1$

素因数の和:7894

約数の個数: 48

約数和(自身を含む): 162864576

約数和(自身を除く): 96107396

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 61, 70, 122, 140, 244, 305, 427, 610, 854, 1220, 1708, 2135, 4270, 7817, 8540, 15634, 31268, 39085, 54719, 78170, 109438, 156340, 218876, 273595, 476837, 547190, 953674, 1094380, 1907348, 2384185, 3337859, 4768370, 6675718, 9536740, 13351436, 16689295, 33378590, 66757180]

約数ペア:

[(1, 66757180), (2, 33378590), (4, 16689295), (5, 13351436), (7, 9536740), (10, 6675718), (14, 4768370), (20, 3337859), (28, 2384185), (35, 1907348), (61, 1094380), (70, 953674), (122, 547190), (140, 476837), (244, 273595), (305, 218876), (427, 156340), (610, 109438), (854, 78170), (1220, 54719), (1708, 39085), (2135, 31268), (4270, 15634), (7817, 8540)]