About the Number

131139780400

131139780399 ← → 131139780401

2進数表記:1111010001000100010100011111100110000

漢数字表記:千三百十一億三千九百七十八万四百

素因数分解:

2 4 × 5 2 × 1741 1 × 188311 1

素因数の和:190070
約数の個数: 60
約数和(自身を含む): 315245963344
約数和(自身を除く): 184106182944

約数列:
[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 1741, 3482, 6964, 8705, 13928, 17410, 27856, 34820, 43525, 69640, 87050, 139280, 174100, 188311, 348200, 376622, 696400, 753244, 941555, 1506488, 1883110, 3012976, 3766220, 4707775, 7532440, 9415550, 15064880, 18831100, 37662200, 75324400, 327849451, 655698902, 1311397804, 1639247255, 2622795608, 3278494510, 5245591216, 6556989020, 8196236275, 13113978040, 16392472550, 26227956080, 32784945100, 65569890200, 131139780400]

約数ペア:
[(1, 131139780400), (2, 65569890200), (4, 32784945100), (5, 26227956080), (8, 16392472550), (10, 13113978040), (16, 8196236275), (20, 6556989020), (25, 5245591216), (40, 3278494510), (50, 2622795608), (80, 1639247255), (100, 1311397804), (200, 655698902), (400, 327849451), (1741, 75324400), (3482, 37662200), (6964, 18831100), (8705, 15064880), (13928, 9415550), (17410, 7532440), (27856, 4707775), (34820, 3766220), (43525, 3012976), (69640, 1883110), (87050, 1506488), (139280, 941555), (174100, 753244), (188311, 696400), (348200, 376622)]

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