About the Number

212500128

212500127 ← → 212500129

2進数表記:1100101010100111111010100000

漢数字表記:二億千二百五十万百二十八

素因数分解:

2 5 × 3 1 × 23 1 × 157 1 × 613 1

素因数の和:806
約数の個数: 96
約数和(自身を含む): 586728576
約数和(自身を除く): 374228448

約数列:
[1, 2, 3, 4, 6, 8, 12, 16, 23, 24, 32, 46, 48, 69, 92, 96, 138, 157, 184, 276, 314, 368, 471, 552, 613, 628, 736, 942, 1104, 1226, 1256, 1839, 1884, 2208, 2452, 2512, 3611, 3678, 3768, 4904, 5024, 7222, 7356, 7536, 9808, 10833, 14099, 14444, 14712, 15072, 19616, 21666, 28198, 28888, 29424, 42297, 43332, 56396, 57776, 58848, 84594, 86664, 96241, 112792, 115552, 169188, 173328, 192482, 225584, 288723, 338376, 346656, 384964, 451168, 577446, 676752, 769928, 1154892, 1353504, 1539856, 2213543, 2309784, 3079712, 4427086, 4619568, 6640629, 8854172, 9239136, 13281258, 17708344, 26562516, 35416688, 53125032, 70833376, 106250064, 212500128]

約数ペア:
[(1, 212500128), (2, 106250064), (3, 70833376), (4, 53125032), (6, 35416688), (8, 26562516), (12, 17708344), (16, 13281258), (23, 9239136), (24, 8854172), (32, 6640629), (46, 4619568), (48, 4427086), (69, 3079712), (92, 2309784), (96, 2213543), (138, 1539856), (157, 1353504), (184, 1154892), (276, 769928), (314, 676752), (368, 577446), (471, 451168), (552, 384964), (613, 346656), (628, 338376), (736, 288723), (942, 225584), (1104, 192482), (1226, 173328), (1256, 169188), (1839, 115552), (1884, 112792), (2208, 96241), (2452, 86664), (2512, 84594), (3611, 58848), (3678, 57776), (3768, 56396), (4904, 43332), (5024, 42297), (7222, 29424), (7356, 28888), (7536, 28198), (9808, 21666), (10833, 19616), (14099, 15072), (14444, 14712)]

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