77513820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{251}}^1\times {\mathrm{5147}}^1$

素因数の和:5410

約数の個数: 48

約数和(自身を含む): 217945728

約数和(自身を除く): 140431908

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 251, 502, 753, 1004, 1255, 1506, 2510, 3012, 3765, 5020, 5147, 7530, 10294, 15060, 15441, 20588, 25735, 30882, 51470, 61764, 77205, 102940, 154410, 308820, 1291897, 2583794, 3875691, 5167588, 6459485, 7751382, 12918970, 15502764, 19378455, 25837940, 38756910, 77513820]

約数ペア:

[(1, 77513820), (2, 38756910), (3, 25837940), (4, 19378455), (5, 15502764), (6, 12918970), (10, 7751382), (12, 6459485), (15, 5167588), (20, 3875691), (30, 2583794), (60, 1291897), (251, 308820), (502, 154410), (753, 102940), (1004, 77205), (1255, 61764), (1506, 51470), (2510, 30882), (3012, 25735), (3765, 20588), (5020, 15441), (5147, 15060), (7530, 10294)]