51387400

素因数分解:

$2^3\times 5^2\times {\mathrm{19}}^1\times {\mathrm{13523}}^1$

素因数の和:13558

約数の個数: 48

約数和(自身を含む): 125773200

約数和(自身を除く): 74385800

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 25, 38, 40, 50, 76, 95, 100, 152, 190, 200, 380, 475, 760, 950, 1900, 3800, 13523, 27046, 54092, 67615, 108184, 135230, 256937, 270460, 338075, 513874, 540920, 676150, 1027748, 1284685, 1352300, 2055496, 2569370, 2704600, 5138740, 6423425, 10277480, 12846850, 25693700, 51387400]

約数ペア:

[(1, 51387400), (2, 25693700), (4, 12846850), (5, 10277480), (8, 6423425), (10, 5138740), (19, 2704600), (20, 2569370), (25, 2055496), (38, 1352300), (40, 1284685), (50, 1027748), (76, 676150), (95, 540920), (100, 513874), (152, 338075), (190, 270460), (200, 256937), (380, 135230), (475, 108184), (760, 67615), (950, 54092), (1900, 27046), (3800, 13523)]