About the Number

81975072

81975071 ← → 81975073

2進数表記:100111000101101011100100000

漢数字表記:八千百九十七万五千七十二

素因数分解:

2 5 × 3 1 × 41 1 × 59 1 × 353 1

素因数の和:466
約数の個数: 96
約数和(自身を含む): 224804160
約数和(自身を除く): 142829088

約数列:
[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 41, 48, 59, 82, 96, 118, 123, 164, 177, 236, 246, 328, 353, 354, 472, 492, 656, 706, 708, 944, 984, 1059, 1312, 1412, 1416, 1888, 1968, 2118, 2419, 2824, 2832, 3936, 4236, 4838, 5648, 5664, 7257, 8472, 9676, 11296, 14473, 14514, 16944, 19352, 20827, 28946, 29028, 33888, 38704, 41654, 43419, 57892, 58056, 62481, 77408, 83308, 86838, 115784, 116112, 124962, 166616, 173676, 231568, 232224, 249924, 333232, 347352, 463136, 499848, 666464, 694704, 853907, 999696, 1389408, 1707814, 1999392, 2561721, 3415628, 5123442, 6831256, 10246884, 13662512, 20493768, 27325024, 40987536, 81975072]

約数ペア:
[(1, 81975072), (2, 40987536), (3, 27325024), (4, 20493768), (6, 13662512), (8, 10246884), (12, 6831256), (16, 5123442), (24, 3415628), (32, 2561721), (41, 1999392), (48, 1707814), (59, 1389408), (82, 999696), (96, 853907), (118, 694704), (123, 666464), (164, 499848), (177, 463136), (236, 347352), (246, 333232), (328, 249924), (353, 232224), (354, 231568), (472, 173676), (492, 166616), (656, 124962), (706, 116112), (708, 115784), (944, 86838), (984, 83308), (1059, 77408), (1312, 62481), (1412, 58056), (1416, 57892), (1888, 43419), (1968, 41654), (2118, 38704), (2419, 33888), (2824, 29028), (2832, 28946), (3936, 20827), (4236, 19352), (4838, 16944), (5648, 14514), (5664, 14473), (7257, 11296), (8472, 9676)]

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