About the Number

42231280

42231279 ← → 42231281

2進数表記:10100001000110010111110000

漢数字表記:四千二百二十三万千二百八十

素因数分解:

2 4 × 5 1 × 7 1 × 13 1 × 5801 1

素因数の和:5834
約数の個数: 80
約数和(自身を含む): 120867264
約数和(自身を除く): 78635984

約数列:
[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 52, 56, 65, 70, 80, 91, 104, 112, 130, 140, 182, 208, 260, 280, 364, 455, 520, 560, 728, 910, 1040, 1456, 1820, 3640, 5801, 7280, 11602, 23204, 29005, 40607, 46408, 58010, 75413, 81214, 92816, 116020, 150826, 162428, 203035, 232040, 301652, 324856, 377065, 406070, 464080, 527891, 603304, 649712, 754130, 812140, 1055782, 1206608, 1508260, 1624280, 2111564, 2639455, 3016520, 3248560, 4223128, 5278910, 6033040, 8446256, 10557820, 21115640, 42231280]

約数ペア:
[(1, 42231280), (2, 21115640), (4, 10557820), (5, 8446256), (7, 6033040), (8, 5278910), (10, 4223128), (13, 3248560), (14, 3016520), (16, 2639455), (20, 2111564), (26, 1624280), (28, 1508260), (35, 1206608), (40, 1055782), (52, 812140), (56, 754130), (65, 649712), (70, 603304), (80, 527891), (91, 464080), (104, 406070), (112, 377065), (130, 324856), (140, 301652), (182, 232040), (208, 203035), (260, 162428), (280, 150826), (364, 116020), (455, 92816), (520, 81214), (560, 75413), (728, 58010), (910, 46408), (1040, 40607), (1456, 29005), (1820, 23204), (3640, 11602), (5801, 7280)]

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