102912686740

素因数分解:

$2^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{491}}^1\times {\mathrm{66751}}^1$

素因数の和:67408

約数の個数: 48

約数和(自身を含む): 217939405824

約数和(自身を除く): 115026719084

約数列:

[1, 2, 4, 5, 10, 20, 157, 314, 491, 628, 785, 982, 1570, 1964, 2455, 3140, 4910, 9820, 66751, 77087, 133502, 154174, 267004, 308348, 333755, 385435, 667510, 770870, 1335020, 1541740, 10479907, 20959814, 32774741, 41919628, 52399535, 65549482, 104799070, 131098964, 163873705, 209598140, 327747410, 655494820, 5145634337, 10291268674, 20582537348, 25728171685, 51456343370, 102912686740]

約数ペア:

[(1, 102912686740), (2, 51456343370), (4, 25728171685), (5, 20582537348), (10, 10291268674), (20, 5145634337), (157, 655494820), (314, 327747410), (491, 209598140), (628, 163873705), (785, 131098964), (982, 104799070), (1570, 65549482), (1964, 52399535), (2455, 41919628), (3140, 32774741), (4910, 20959814), (9820, 10479907), (66751, 1541740), (77087, 1335020), (133502, 770870), (154174, 667510), (267004, 385435), (308348, 333755)]