55372188700

素因数分解:

$2^2\times 5^2\times {\mathrm{157}}^1\times {\mathrm{197}}^1\times {\mathrm{17903}}^1$

素因数の和:18271

約数の個数: 72

約数和(自身を含む): 121543595712

約数和(自身を除く): 66171407012

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 157, 197, 314, 394, 628, 785, 788, 985, 1570, 1970, 3140, 3925, 3940, 4925, 7850, 9850, 15700, 17903, 19700, 30929, 35806, 61858, 71612, 89515, 123716, 154645, 179030, 309290, 358060, 447575, 618580, 773225, 895150, 1546450, 1790300, 2810771, 3092900, 3526891, 5621542, 7053782, 11243084, 14053855, 14107564, 17634455, 28107710, 35268910, 56215420, 70269275, 70537820, 88172275, 140538550, 176344550, 281077100, 352689100, 553721887, 1107443774, 2214887548, 2768609435, 5537218870, 11074437740, 13843047175, 27686094350, 55372188700]

約数ペア:

[(1, 55372188700), (2, 27686094350), (4, 13843047175), (5, 11074437740), (10, 5537218870), (20, 2768609435), (25, 2214887548), (50, 1107443774), (100, 553721887), (157, 352689100), (197, 281077100), (314, 176344550), (394, 140538550), (628, 88172275), (785, 70537820), (788, 70269275), (985, 56215420), (1570, 35268910), (1970, 28107710), (3140, 17634455), (3925, 14107564), (3940, 14053855), (4925, 11243084), (7850, 7053782), (9850, 5621542), (15700, 3526891), (17903, 3092900), (19700, 2810771), (30929, 1790300), (35806, 1546450), (61858, 895150), (71612, 773225), (89515, 618580), (123716, 447575), (154645, 358060), (179030, 309290)]