180988535

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{5449}}^1$

素因数の和:5547

約数の個数: 32

約数和(自身を含む): 271017600

約数和(自身を除く): 90029065

約数列:

[1, 5, 7, 13, 35, 65, 73, 91, 365, 455, 511, 949, 2555, 4745, 5449, 6643, 27245, 33215, 38143, 70837, 190715, 354185, 397777, 495859, 1988885, 2479295, 2784439, 5171101, 13922195, 25855505, 36197707, 180988535]

約数ペア:

[(1, 180988535), (5, 36197707), (7, 25855505), (13, 13922195), (35, 5171101), (65, 2784439), (73, 2479295), (91, 1988885), (365, 495859), (455, 397777), (511, 354185), (949, 190715), (2555, 70837), (4745, 38143), (5449, 33215), (6643, 27245)]