80908204

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{1109}}^1$

素因数の和:1210

約数の個数: 48

約数和(自身を含む): 161864640

約数和(自身を除く): 80956436

約数列:

[1, 2, 4, 13, 23, 26, 46, 52, 61, 92, 122, 244, 299, 598, 793, 1109, 1196, 1403, 1586, 2218, 2806, 3172, 4436, 5612, 14417, 18239, 25507, 28834, 36478, 51014, 57668, 67649, 72956, 102028, 135298, 270596, 331591, 663182, 879437, 1326364, 1555927, 1758874, 3111854, 3517748, 6223708, 20227051, 40454102, 80908204]

約数ペア:

[(1, 80908204), (2, 40454102), (4, 20227051), (13, 6223708), (23, 3517748), (26, 3111854), (46, 1758874), (52, 1555927), (61, 1326364), (92, 879437), (122, 663182), (244, 331591), (299, 270596), (598, 135298), (793, 102028), (1109, 72956), (1196, 67649), (1403, 57668), (1586, 51014), (2218, 36478), (2806, 28834), (3172, 25507), (4436, 18239), (5612, 14417)]