About the Number

12778875990140

12778875990139 ← → 12778875990141

2進数表記:10111001111101010000010111010011000001111100

漢数字表記:十二兆七千七百八十八億七千五百九十九万百四十

素因数分解:

2 2 × 5 1 × 13 1 × 179 1 × 33703 1 × 8147 1

素因数の和:42051
約数の個数: 96
約数和(自身を含む): 29065801121280
約数和(自身を除く): 16286925131140

約数列:
[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 179, 260, 358, 716, 895, 1790, 2327, 3580, 4654, 8147, 9308, 11635, 16294, 23270, 32588, 33703, 40735, 46540, 67406, 81470, 105911, 134812, 162940, 168515, 211822, 337030, 423644, 438139, 529555, 674060, 876278, 1059110, 1458313, 1752556, 2118220, 2190695, 2916626, 4381390, 5833252, 6032837, 7291565, 8762780, 12065674, 14583130, 18958069, 24131348, 29166260, 30164185, 37916138, 60328370, 75832276, 78426881, 94790345, 120656740, 156853762, 189580690, 274578341, 313707524, 379161380, 392134405, 549156682, 784268810, 1098313364, 1372891705, 1568537620, 2745783410, 3569518433, 5491566820, 7139036866, 14278073732, 17847592165, 35695184330, 49149523039, 71390368660, 98299046078, 196598092156, 245747615195, 491495230390, 638943799507, 982990460780, 1277887599014, 2555775198028, 3194718997535, 6389437995070, 12778875990140]

約数ペア:
[(1, 12778875990140), (2, 6389437995070), (4, 3194718997535), (5, 2555775198028), (10, 1277887599014), (13, 982990460780), (20, 638943799507), (26, 491495230390), (52, 245747615195), (65, 196598092156), (130, 98299046078), (179, 71390368660), (260, 49149523039), (358, 35695184330), (716, 17847592165), (895, 14278073732), (1790, 7139036866), (2327, 5491566820), (3580, 3569518433), (4654, 2745783410), (8147, 1568537620), (9308, 1372891705), (11635, 1098313364), (16294, 784268810), (23270, 549156682), (32588, 392134405), (33703, 379161380), (40735, 313707524), (46540, 274578341), (67406, 189580690), (81470, 156853762), (105911, 120656740), (134812, 94790345), (162940, 78426881), (168515, 75832276), (211822, 60328370), (337030, 37916138), (423644, 30164185), (438139, 29166260), (529555, 24131348), (674060, 18958069), (876278, 14583130), (1059110, 12065674), (1458313, 8762780), (1752556, 7291565), (2118220, 6032837), (2190695, 5833252), (2916626, 4381390)]

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