About the Number

201128800

201128799 ← → 201128801

2進数表記:1011111111001111101101100000

漢数字表記:二億百十二万八千八百

素因数分解:

2 5 × 5 2 × 71 1 × 3541 1

素因数の和:3632
約数の個数: 72
約数和(自身を含む): 498061872
約数和(自身を除く): 296933072

約数列:
[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 71, 80, 100, 142, 160, 200, 284, 355, 400, 568, 710, 800, 1136, 1420, 1775, 2272, 2840, 3541, 3550, 5680, 7082, 7100, 11360, 14164, 14200, 17705, 28328, 28400, 35410, 56656, 56800, 70820, 88525, 113312, 141640, 177050, 251411, 283280, 354100, 502822, 566560, 708200, 1005644, 1257055, 1416400, 2011288, 2514110, 2832800, 4022576, 5028220, 6285275, 8045152, 10056440, 12570550, 20112880, 25141100, 40225760, 50282200, 100564400, 201128800]

約数ペア:
[(1, 201128800), (2, 100564400), (4, 50282200), (5, 40225760), (8, 25141100), (10, 20112880), (16, 12570550), (20, 10056440), (25, 8045152), (32, 6285275), (40, 5028220), (50, 4022576), (71, 2832800), (80, 2514110), (100, 2011288), (142, 1416400), (160, 1257055), (200, 1005644), (284, 708200), (355, 566560), (400, 502822), (568, 354100), (710, 283280), (800, 251411), (1136, 177050), (1420, 141640), (1775, 113312), (2272, 88525), (2840, 70820), (3541, 56800), (3550, 56656), (5680, 35410), (7082, 28400), (7100, 28328), (11360, 17705), (14164, 14200)]

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