100492840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{358903}}^1$

素因数の和:358921

約数の個数: 32

約数和(自身を含む): 258410880

約数和(自身を除く): 157918040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 358903, 717806, 1435612, 1794515, 2512321, 2871224, 3589030, 5024642, 7178060, 10049284, 12561605, 14356120, 20098568, 25123210, 50246420, 100492840]

約数ペア:

[(1, 100492840), (2, 50246420), (4, 25123210), (5, 20098568), (7, 14356120), (8, 12561605), (10, 10049284), (14, 7178060), (20, 5024642), (28, 3589030), (35, 2871224), (40, 2512321), (56, 1794515), (70, 1435612), (140, 717806), (280, 358903)]