About the Number

51008490

51008489 ← → 51008491

2進数表記:11000010100101001111101010

漢数字表記:五千百万八千四百九十

素因数分解:

2 1 × 3 2 × 5 1 × 13 1 × 43597 1

素因数の和:43623
約数の個数: 48
約数和(自身を含む): 142827048
約数和(自身を除く): 91818558

約数列:
[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 39, 45, 65, 78, 90, 117, 130, 195, 234, 390, 585, 1170, 43597, 87194, 130791, 217985, 261582, 392373, 435970, 566761, 653955, 784746, 1133522, 1307910, 1700283, 1961865, 2833805, 3400566, 3923730, 5100849, 5667610, 8501415, 10201698, 17002830, 25504245, 51008490]

約数ペア:
[(1, 51008490), (2, 25504245), (3, 17002830), (5, 10201698), (6, 8501415), (9, 5667610), (10, 5100849), (13, 3923730), (15, 3400566), (18, 2833805), (26, 1961865), (30, 1700283), (39, 1307910), (45, 1133522), (65, 784746), (78, 653955), (90, 566761), (117, 435970), (130, 392373), (195, 261582), (234, 217985), (390, 130791), (585, 87194), (1170, 43597)]

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