199642100

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{307}}^1\times {\mathrm{929}}^1$

素因数の和:1257

約数の個数: 72

約数和(自身を含む): 497259840

約数和(自身を除く): 297617740

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 140, 175, 307, 350, 614, 700, 929, 1228, 1535, 1858, 2149, 3070, 3716, 4298, 4645, 6140, 6503, 7675, 8596, 9290, 10745, 13006, 15350, 18580, 21490, 23225, 26012, 30700, 32515, 42980, 46450, 53725, 65030, 92900, 107450, 130060, 162575, 214900, 285203, 325150, 570406, 650300, 1140812, 1426015, 1996421, 2852030, 3992842, 5704060, 7130075, 7985684, 9982105, 14260150, 19964210, 28520300, 39928420, 49910525, 99821050, 199642100]

約数ペア:

[(1, 199642100), (2, 99821050), (4, 49910525), (5, 39928420), (7, 28520300), (10, 19964210), (14, 14260150), (20, 9982105), (25, 7985684), (28, 7130075), (35, 5704060), (50, 3992842), (70, 2852030), (100, 1996421), (140, 1426015), (175, 1140812), (307, 650300), (350, 570406), (614, 325150), (700, 285203), (929, 214900), (1228, 162575), (1535, 130060), (1858, 107450), (2149, 92900), (3070, 65030), (3716, 53725), (4298, 46450), (4645, 42980), (6140, 32515), (6503, 30700), (7675, 26012), (8596, 23225), (9290, 21490), (10745, 18580), (13006, 15350)]