174920507920

素因数分解:

$2^4\times 5^1\times {\mathrm{197}}^1\times {\mathrm{1993}}^1\times {\mathrm{5569}}^1$

素因数の和:7772

約数の個数: 80

約数和(自身を含む): 409033128240

約数和(自身を除く): 234112620320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 197, 394, 788, 985, 1576, 1970, 1993, 3152, 3940, 3986, 5569, 7880, 7972, 9965, 11138, 15760, 15944, 19930, 22276, 27845, 31888, 39860, 44552, 55690, 79720, 89104, 111380, 159440, 222760, 392621, 445520, 785242, 1097093, 1570484, 1963105, 2194186, 3140968, 3926210, 4388372, 5485465, 6281936, 7852420, 8776744, 10970930, 11099017, 15704840, 17553488, 21941860, 22198034, 31409680, 43883720, 44396068, 55495085, 87767440, 88792136, 110990170, 177584272, 221980340, 443960680, 887921360, 2186506349, 4373012698, 8746025396, 10932531745, 17492050792, 21865063490, 34984101584, 43730126980, 87460253960, 174920507920]

約数ペア:

[(1, 174920507920), (2, 87460253960), (4, 43730126980), (5, 34984101584), (8, 21865063490), (10, 17492050792), (16, 10932531745), (20, 8746025396), (40, 4373012698), (80, 2186506349), (197, 887921360), (394, 443960680), (788, 221980340), (985, 177584272), (1576, 110990170), (1970, 88792136), (1993, 87767440), (3152, 55495085), (3940, 44396068), (3986, 43883720), (5569, 31409680), (7880, 22198034), (7972, 21941860), (9965, 17553488), (11138, 15704840), (15760, 11099017), (15944, 10970930), (19930, 8776744), (22276, 7852420), (27845, 6281936), (31888, 5485465), (39860, 4388372), (44552, 3926210), (55690, 3140968), (79720, 2194186), (89104, 1963105), (111380, 1570484), (159440, 1097093), (222760, 785242), (392621, 445520)]