51112180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{11777}}^1$

素因数の和:11824

約数の個数: 48

約数和(自身を含む): 126637056

約数和(自身を除く): 75524876

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 62, 70, 124, 140, 155, 217, 310, 434, 620, 868, 1085, 2170, 4340, 11777, 23554, 47108, 58885, 82439, 117770, 164878, 235540, 329756, 365087, 412195, 730174, 824390, 1460348, 1648780, 1825435, 2555609, 3650870, 5111218, 7301740, 10222436, 12778045, 25556090, 51112180]

約数ペア:

[(1, 51112180), (2, 25556090), (4, 12778045), (5, 10222436), (7, 7301740), (10, 5111218), (14, 3650870), (20, 2555609), (28, 1825435), (31, 1648780), (35, 1460348), (62, 824390), (70, 730174), (124, 412195), (140, 365087), (155, 329756), (217, 235540), (310, 164878), (434, 117770), (620, 82439), (868, 58885), (1085, 47108), (2170, 23554), (4340, 11777)]