50731780

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{2591}}^1$

素因数の和:2700

約数の個数: 48

約数和(自身を含む): 117573120

約数和(自身を除く): 66841340

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 89, 110, 178, 220, 356, 445, 890, 979, 1780, 1958, 2591, 3916, 4895, 5182, 9790, 10364, 12955, 19580, 25910, 28501, 51820, 57002, 114004, 142505, 230599, 285010, 461198, 570020, 922396, 1152995, 2305990, 2536589, 4611980, 5073178, 10146356, 12682945, 25365890, 50731780]

約数ペア:

[(1, 50731780), (2, 25365890), (4, 12682945), (5, 10146356), (10, 5073178), (11, 4611980), (20, 2536589), (22, 2305990), (44, 1152995), (55, 922396), (89, 570020), (110, 461198), (178, 285010), (220, 230599), (356, 142505), (445, 114004), (890, 57002), (979, 51820), (1780, 28501), (1958, 25910), (2591, 19580), (3916, 12955), (4895, 10364), (5182, 9790)]