About the Number

71311980

71311979 ← → 71311981

2進数表記:100010000000010001001101100

漢数字表記:七千百三十一万千九百八十

素因数分解:

2 2 × 3 1 × 5 1 × 233 1 × 5101 1

素因数の和:5346
約数の個数: 48
約数和(自身を含む): 200569824
約数和(自身を除く): 129257844

約数列:
[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 233, 466, 699, 932, 1165, 1398, 2330, 2796, 3495, 4660, 5101, 6990, 10202, 13980, 15303, 20404, 25505, 30606, 51010, 61212, 76515, 102020, 153030, 306060, 1188533, 2377066, 3565599, 4754132, 5942665, 7131198, 11885330, 14262396, 17827995, 23770660, 35655990, 71311980]

約数ペア:
[(1, 71311980), (2, 35655990), (3, 23770660), (4, 17827995), (5, 14262396), (6, 11885330), (10, 7131198), (12, 5942665), (15, 4754132), (20, 3565599), (30, 2377066), (60, 1188533), (233, 306060), (466, 153030), (699, 102020), (932, 76515), (1165, 61212), (1398, 51010), (2330, 30606), (2796, 25505), (3495, 20404), (4660, 15303), (5101, 13980), (6990, 10202)]

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