81933845

素因数分解:

$5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{907}}^1$

素因数の和:1037

約数の個数: 32

約数和(自身を含む): 117676800

約数和(自身を除く): 35742955

約数列:

[1, 5, 7, 29, 35, 89, 145, 203, 445, 623, 907, 1015, 2581, 3115, 4535, 6349, 12905, 18067, 26303, 31745, 80723, 90335, 131515, 184121, 403615, 565061, 920605, 2340967, 2825305, 11704835, 16386769, 81933845]

約数ペア:

[(1, 81933845), (5, 16386769), (7, 11704835), (29, 2825305), (35, 2340967), (89, 920605), (145, 565061), (203, 403615), (445, 184121), (623, 131515), (907, 90335), (1015, 80723), (2581, 31745), (3115, 26303), (4535, 18067), (6349, 12905)]