15661904120

素因数分解:

$2^3\times 5^1\times {\mathrm{83}}^1\times {\mathrm{131}}^1\times {\mathrm{36011}}^1$

素因数の和:36236

約数の個数: 64

約数和(自身を含む): 35937095040

約数和(自身を除く): 20275190920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 83, 131, 166, 262, 332, 415, 524, 655, 664, 830, 1048, 1310, 1660, 2620, 3320, 5240, 10873, 21746, 36011, 43492, 54365, 72022, 86984, 108730, 144044, 180055, 217460, 288088, 360110, 434920, 720220, 1440440, 2988913, 4717441, 5977826, 9434882, 11955652, 14944565, 18869764, 23587205, 23911304, 29889130, 37739528, 47174410, 59778260, 94348820, 119556520, 188697640, 391547603, 783095206, 1566190412, 1957738015, 3132380824, 3915476030, 7830952060, 15661904120]

約数ペア:

[(1, 15661904120), (2, 7830952060), (4, 3915476030), (5, 3132380824), (8, 1957738015), (10, 1566190412), (20, 783095206), (40, 391547603), (83, 188697640), (131, 119556520), (166, 94348820), (262, 59778260), (332, 47174410), (415, 37739528), (524, 29889130), (655, 23911304), (664, 23587205), (830, 18869764), (1048, 14944565), (1310, 11955652), (1660, 9434882), (2620, 5977826), (3320, 4717441), (5240, 2988913), (10873, 1440440), (21746, 720220), (36011, 434920), (43492, 360110), (54365, 288088), (72022, 217460), (86984, 180055), (108730, 144044)]