77178320

素因数分解:

$2^4\times 5^1\times {\mathrm{727}}^1\times {\mathrm{1327}}^1$

素因数の和:2067

約数の個数: 40

約数和(自身を含む): 179821824

約数和(自身を除く): 102643504

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 727, 1327, 1454, 2654, 2908, 3635, 5308, 5816, 6635, 7270, 10616, 11632, 13270, 14540, 21232, 26540, 29080, 53080, 58160, 106160, 964729, 1929458, 3858916, 4823645, 7717832, 9647290, 15435664, 19294580, 38589160, 77178320]

約数ペア:

[(1, 77178320), (2, 38589160), (4, 19294580), (5, 15435664), (8, 9647290), (10, 7717832), (16, 4823645), (20, 3858916), (40, 1929458), (80, 964729), (727, 106160), (1327, 58160), (1454, 53080), (2654, 29080), (2908, 26540), (3635, 21232), (5308, 14540), (5816, 13270), (6635, 11632), (7270, 10616)]