About the Number

231025144

231025143 ← → 231025145

2進数表記:1101110001010010100111111000

漢数字表記:二億三千百二万五千百四十四

素因数分解:

2 3 × 7 1 × 31 1 × 73 1 × 1823 1

素因数の和:1940
約数の個数: 64
約数和(自身を含む): 518307840
約数和(自身を除く): 287282696

約数列:
[1, 2, 4, 7, 8, 14, 28, 31, 56, 62, 73, 124, 146, 217, 248, 292, 434, 511, 584, 868, 1022, 1736, 1823, 2044, 2263, 3646, 4088, 4526, 7292, 9052, 12761, 14584, 15841, 18104, 25522, 31682, 51044, 56513, 63364, 102088, 113026, 126728, 133079, 226052, 266158, 395591, 452104, 532316, 791182, 931553, 1064632, 1582364, 1863106, 3164728, 3726212, 4125449, 7452424, 8250898, 16501796, 28878143, 33003592, 57756286, 115512572, 231025144]

約数ペア:
[(1, 231025144), (2, 115512572), (4, 57756286), (7, 33003592), (8, 28878143), (14, 16501796), (28, 8250898), (31, 7452424), (56, 4125449), (62, 3726212), (73, 3164728), (124, 1863106), (146, 1582364), (217, 1064632), (248, 931553), (292, 791182), (434, 532316), (511, 452104), (584, 395591), (868, 266158), (1022, 226052), (1736, 133079), (1823, 126728), (2044, 113026), (2263, 102088), (3646, 63364), (4088, 56513), (4526, 51044), (7292, 31682), (9052, 25522), (12761, 18104), (14584, 15841)]

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