About the Number

129790725

129790724 ← → 129790726

2進数表記:111101111000111001100000101

漢数字表記:一億二千九百七十九万七百二十五

素因数分解:

3 1 × 5 2 × 23 1 × 67 1 × 1123 1

素因数の和:1226
約数の個数: 48
約数和(自身を含む): 227461632
約数和(自身を除く): 97670907

約数列:
[1, 3, 5, 15, 23, 25, 67, 69, 75, 115, 201, 335, 345, 575, 1005, 1123, 1541, 1675, 1725, 3369, 4623, 5025, 5615, 7705, 16845, 23115, 25829, 28075, 38525, 75241, 77487, 84225, 115575, 129145, 225723, 376205, 387435, 645725, 1128615, 1730543, 1881025, 1937175, 5191629, 5643075, 8652715, 25958145, 43263575, 129790725]

約数ペア:
[(1, 129790725), (3, 43263575), (5, 25958145), (15, 8652715), (23, 5643075), (25, 5191629), (67, 1937175), (69, 1881025), (75, 1730543), (115, 1128615), (201, 645725), (335, 387435), (345, 376205), (575, 225723), (1005, 129145), (1123, 115575), (1541, 84225), (1675, 77487), (1725, 75241), (3369, 38525), (4623, 28075), (5025, 25829), (5615, 23115), (7705, 16845)]

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