About the Number

129509968

129509967 ← → 129509969

2進数表記:111101110000010101001010000

漢数字表記:一億二千九百五十万九千九百六十八

素因数分解:

2 4 × 7 1 × 359 1 × 3221 1

素因数の和:3595
約数の個数: 40
約数和(自身を含む): 287660160
約数和(自身を除く): 158150192

約数列:
[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 359, 718, 1436, 2513, 2872, 3221, 5026, 5744, 6442, 10052, 12884, 20104, 22547, 25768, 40208, 45094, 51536, 90188, 180376, 360752, 1156339, 2312678, 4625356, 8094373, 9250712, 16188746, 18501424, 32377492, 64754984, 129509968]

約数ペア:
[(1, 129509968), (2, 64754984), (4, 32377492), (7, 18501424), (8, 16188746), (14, 9250712), (16, 8094373), (28, 4625356), (56, 2312678), (112, 1156339), (359, 360752), (718, 180376), (1436, 90188), (2513, 51536), (2872, 45094), (3221, 40208), (5026, 25768), (5744, 22547), (6442, 20104), (10052, 12884)]

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