251282016100

素因数分解:

$2^2\times 5^2\times {\mathrm{137}}^1\times {\mathrm{1747}}^1\times {\mathrm{10499}}^1$

素因数の和:12397

約数の個数: 72

約数和(自身を含む): 549628884000

約数和(自身を除く): 298346867900

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 137, 274, 548, 685, 1370, 1747, 2740, 3425, 3494, 6850, 6988, 8735, 10499, 13700, 17470, 20998, 34940, 41996, 43675, 52495, 87350, 104990, 174700, 209980, 239339, 262475, 478678, 524950, 957356, 1049900, 1196695, 1438363, 2393390, 2876726, 4786780, 5753452, 5983475, 7191815, 11966950, 14383630, 18341753, 23933900, 28767260, 35959075, 36683506, 71918150, 73367012, 91708765, 143836300, 183417530, 366835060, 458543825, 917087650, 1834175300, 2512820161, 5025640322, 10051280644, 12564100805, 25128201610, 50256403220, 62820504025, 125641008050, 251282016100]

約数ペア:

[(1, 251282016100), (2, 125641008050), (4, 62820504025), (5, 50256403220), (10, 25128201610), (20, 12564100805), (25, 10051280644), (50, 5025640322), (100, 2512820161), (137, 1834175300), (274, 917087650), (548, 458543825), (685, 366835060), (1370, 183417530), (1747, 143836300), (2740, 91708765), (3425, 73367012), (3494, 71918150), (6850, 36683506), (6988, 35959075), (8735, 28767260), (10499, 23933900), (13700, 18341753), (17470, 14383630), (20998, 11966950), (34940, 7191815), (41996, 5983475), (43675, 5753452), (52495, 4786780), (87350, 2876726), (104990, 2393390), (174700, 1438363), (209980, 1196695), (239339, 1049900), (262475, 957356), (478678, 524950)]