64037480

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{9473}}^1$

素因数の和:9510

約数の個数: 48

約数和(自身を含む): 156036780

約数和(自身を除く): 91999300

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 169, 260, 338, 520, 676, 845, 1352, 1690, 3380, 6760, 9473, 18946, 37892, 47365, 75784, 94730, 123149, 189460, 246298, 378920, 492596, 615745, 985192, 1231490, 1600937, 2462980, 3201874, 4925960, 6403748, 8004685, 12807496, 16009370, 32018740, 64037480]

約数ペア:

[(1, 64037480), (2, 32018740), (4, 16009370), (5, 12807496), (8, 8004685), (10, 6403748), (13, 4925960), (20, 3201874), (26, 2462980), (40, 1600937), (52, 1231490), (65, 985192), (104, 615745), (130, 492596), (169, 378920), (260, 246298), (338, 189460), (520, 123149), (676, 94730), (845, 75784), (1352, 47365), (1690, 37892), (3380, 18946), (6760, 9473)]