About the Number

2012082555

2012082554 ← → 2012082556

2進数表記:1110111111011011111000101111011

漢数字表記:二十億千二百八万二千五百五十五

素因数分解:

3 1 × 5 1 × 7 1 × 173 1 × 257 1 × 431 1

素因数の和:876
約数の個数: 64
約数和(自身を含む): 3723522048
約数和(自身を除く): 1711439493

約数列:
[1, 3, 5, 7, 15, 21, 35, 105, 173, 257, 431, 519, 771, 865, 1211, 1285, 1293, 1799, 2155, 2595, 3017, 3633, 3855, 5397, 6055, 6465, 8995, 9051, 15085, 18165, 26985, 44461, 45255, 74563, 110767, 133383, 222305, 223689, 311227, 332301, 372815, 521941, 553835, 666915, 775369, 933681, 1118445, 1556135, 1565823, 1661505, 2326107, 2609705, 3876845, 4668405, 7829115, 11630535, 19162691, 57488073, 95813455, 134138837, 287440365, 402416511, 670694185, 2012082555]

約数ペア:
[(1, 2012082555), (3, 670694185), (5, 402416511), (7, 287440365), (15, 134138837), (21, 95813455), (35, 57488073), (105, 19162691), (173, 11630535), (257, 7829115), (431, 4668405), (519, 3876845), (771, 2609705), (865, 2326107), (1211, 1661505), (1285, 1565823), (1293, 1556135), (1799, 1118445), (2155, 933681), (2595, 775369), (3017, 666915), (3633, 553835), (3855, 521941), (5397, 372815), (6055, 332301), (6465, 311227), (8995, 223689), (9051, 222305), (15085, 133383), (18165, 110767), (26985, 74563), (44461, 45255)]

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