About the Number

83131920

83131919 ← → 83131921

2進数表記:100111101000111111000010000

漢数字表記:八千三百十三万千九百二十

素因数分解:

2 4 × 3 4 × 5 1 × 12829 1

素因数の和:12854
約数の個数: 100
約数和(自身を含む): 288751980
約数和(自身を除く): 205620060

約数列:
[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 108, 120, 135, 144, 162, 180, 216, 240, 270, 324, 360, 405, 432, 540, 648, 720, 810, 1080, 1296, 1620, 2160, 3240, 6480, 12829, 25658, 38487, 51316, 64145, 76974, 102632, 115461, 128290, 153948, 192435, 205264, 230922, 256580, 307896, 346383, 384870, 461844, 513160, 577305, 615792, 692766, 769740, 923688, 1026320, 1039149, 1154610, 1385532, 1539480, 1731915, 1847376, 2078298, 2309220, 2771064, 3078960, 3463830, 4156596, 4618440, 5195745, 5542128, 6927660, 8313192, 9236880, 10391490, 13855320, 16626384, 20782980, 27710640, 41565960, 83131920]

約数ペア:
[(1, 83131920), (2, 41565960), (3, 27710640), (4, 20782980), (5, 16626384), (6, 13855320), (8, 10391490), (9, 9236880), (10, 8313192), (12, 6927660), (15, 5542128), (16, 5195745), (18, 4618440), (20, 4156596), (24, 3463830), (27, 3078960), (30, 2771064), (36, 2309220), (40, 2078298), (45, 1847376), (48, 1731915), (54, 1539480), (60, 1385532), (72, 1154610), (80, 1039149), (81, 1026320), (90, 923688), (108, 769740), (120, 692766), (135, 615792), (144, 577305), (162, 513160), (180, 461844), (216, 384870), (240, 346383), (270, 307896), (324, 256580), (360, 230922), (405, 205264), (432, 192435), (540, 153948), (648, 128290), (720, 115461), (810, 102632), (1080, 76974), (1296, 64145), (1620, 51316), (2160, 38487), (3240, 25658), (6480, 12829)]

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