255520090

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{223}}^1\times {\mathrm{16369}}^1$

素因数の和:16606

約数の個数: 32

約数和(自身を含む): 528030720

約数和(自身を除く): 272510630

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 223, 446, 1115, 1561, 2230, 3122, 7805, 15610, 16369, 32738, 81845, 114583, 163690, 229166, 572915, 1145830, 3650287, 7300574, 18251435, 25552009, 36502870, 51104018, 127760045, 255520090]

約数ペア:

[(1, 255520090), (2, 127760045), (5, 51104018), (7, 36502870), (10, 25552009), (14, 18251435), (35, 7300574), (70, 3650287), (223, 1145830), (446, 572915), (1115, 229166), (1561, 163690), (2230, 114583), (3122, 81845), (7805, 32738), (15610, 16369)]