70728700

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{79}}^1\times {\mathrm{1279}}^1$

素因数の和:1379

約数の個数: 72

約数和(自身を含む): 177766400

約数和(自身を除く): 107037700

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 79, 100, 140, 158, 175, 316, 350, 395, 553, 700, 790, 1106, 1279, 1580, 1975, 2212, 2558, 2765, 3950, 5116, 5530, 6395, 7900, 8953, 11060, 12790, 13825, 17906, 25580, 27650, 31975, 35812, 44765, 55300, 63950, 89530, 101041, 127900, 179060, 202082, 223825, 404164, 447650, 505205, 707287, 895300, 1010410, 1414574, 2020820, 2526025, 2829148, 3536435, 5052050, 7072870, 10104100, 14145740, 17682175, 35364350, 70728700]

約数ペア:

[(1, 70728700), (2, 35364350), (4, 17682175), (5, 14145740), (7, 10104100), (10, 7072870), (14, 5052050), (20, 3536435), (25, 2829148), (28, 2526025), (35, 2020820), (50, 1414574), (70, 1010410), (79, 895300), (100, 707287), (140, 505205), (158, 447650), (175, 404164), (316, 223825), (350, 202082), (395, 179060), (553, 127900), (700, 101041), (790, 89530), (1106, 63950), (1279, 55300), (1580, 44765), (1975, 35812), (2212, 31975), (2558, 27650), (2765, 25580), (3950, 17906), (5116, 13825), (5530, 12790), (6395, 11060), (7900, 8953)]