205125720100

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{1123}}^1\times {\mathrm{260941}}^1$

素因数の和:262085

約数の個数: 72

約数和(自身を含む): 509166730688

約数和(自身を除く): 304041010588

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 140, 175, 350, 700, 1123, 2246, 4492, 5615, 7861, 11230, 15722, 22460, 28075, 31444, 39305, 56150, 78610, 112300, 157220, 196525, 260941, 393050, 521882, 786100, 1043764, 1304705, 1826587, 2609410, 3653174, 5218820, 6523525, 7306348, 9132935, 13047050, 18265870, 26094100, 36531740, 45664675, 91329350, 182658700, 293036743, 586073486, 1172146972, 1465183715, 2051257201, 2930367430, 4102514402, 5860734860, 7325918575, 8205028804, 10256286005, 14651837150, 20512572010, 29303674300, 41025144020, 51281430025, 102562860050, 205125720100]

約数ペア:

[(1, 205125720100), (2, 102562860050), (4, 51281430025), (5, 41025144020), (7, 29303674300), (10, 20512572010), (14, 14651837150), (20, 10256286005), (25, 8205028804), (28, 7325918575), (35, 5860734860), (50, 4102514402), (70, 2930367430), (100, 2051257201), (140, 1465183715), (175, 1172146972), (350, 586073486), (700, 293036743), (1123, 182658700), (2246, 91329350), (4492, 45664675), (5615, 36531740), (7861, 26094100), (11230, 18265870), (15722, 13047050), (22460, 9132935), (28075, 7306348), (31444, 6523525), (39305, 5218820), (56150, 3653174), (78610, 2609410), (112300, 1826587), (157220, 1304705), (196525, 1043764), (260941, 786100), (393050, 521882)]