81170077520

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{144946567}}^1$

素因数の和:144946587

約数の個数: 40

約数和(自身を含む): 215680493184

約数和(自身を除く): 134510415664

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 144946567, 289893134, 579786268, 724732835, 1014625969, 1159572536, 1449465670, 2029251938, 2319145072, 2898931340, 4058503876, 5073129845, 5797862680, 8117007752, 10146259690, 11595725360, 16234015504, 20292519380, 40585038760, 81170077520]

約数ペア:

[(1, 81170077520), (2, 40585038760), (4, 20292519380), (5, 16234015504), (7, 11595725360), (8, 10146259690), (10, 8117007752), (14, 5797862680), (16, 5073129845), (20, 4058503876), (28, 2898931340), (35, 2319145072), (40, 2029251938), (56, 1449465670), (70, 1159572536), (80, 1014625969), (112, 724732835), (140, 579786268), (280, 289893134), (560, 144946567)]