About the Number

131065680

131065679 ← → 131065681

2進数表記:111110011111110011101010000

漢数字表記:一億三千百六万五千六百八十

素因数分解:

2 4 × 3 1 × 5 1 × 101 1 × 5407 1

素因数の和:5524
約数の個数: 80
約数和(自身を含む): 410402304
約数和(自身を除く): 279336624

約数列:
[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 101, 120, 202, 240, 303, 404, 505, 606, 808, 1010, 1212, 1515, 1616, 2020, 2424, 3030, 4040, 4848, 5407, 6060, 8080, 10814, 12120, 16221, 21628, 24240, 27035, 32442, 43256, 54070, 64884, 81105, 86512, 108140, 129768, 162210, 216280, 259536, 324420, 432560, 546107, 648840, 1092214, 1297680, 1638321, 2184428, 2730535, 3276642, 4368856, 5461070, 6553284, 8191605, 8737712, 10922140, 13106568, 16383210, 21844280, 26213136, 32766420, 43688560, 65532840, 131065680]

約数ペア:
[(1, 131065680), (2, 65532840), (3, 43688560), (4, 32766420), (5, 26213136), (6, 21844280), (8, 16383210), (10, 13106568), (12, 10922140), (15, 8737712), (16, 8191605), (20, 6553284), (24, 5461070), (30, 4368856), (40, 3276642), (48, 2730535), (60, 2184428), (80, 1638321), (101, 1297680), (120, 1092214), (202, 648840), (240, 546107), (303, 432560), (404, 324420), (505, 259536), (606, 216280), (808, 162210), (1010, 129768), (1212, 108140), (1515, 86512), (1616, 81105), (2020, 64884), (2424, 54070), (3030, 43256), (4040, 32442), (4848, 27035), (5407, 24240), (6060, 21628), (8080, 16221), (10814, 12120)]

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