55838600

素因数分解:

$2^3\times 5^2\times {\mathrm{89}}^1\times {\mathrm{3137}}^1$

素因数の和:3242

約数の個数: 48

約数和(自身を含む): 131325300

約数和(自身を除く): 75486700

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 89, 100, 178, 200, 356, 445, 712, 890, 1780, 2225, 3137, 3560, 4450, 6274, 8900, 12548, 15685, 17800, 25096, 31370, 62740, 78425, 125480, 156850, 279193, 313700, 558386, 627400, 1116772, 1395965, 2233544, 2791930, 5583860, 6979825, 11167720, 13959650, 27919300, 55838600]

約数ペア:

[(1, 55838600), (2, 27919300), (4, 13959650), (5, 11167720), (8, 6979825), (10, 5583860), (20, 2791930), (25, 2233544), (40, 1395965), (50, 1116772), (89, 627400), (100, 558386), (178, 313700), (200, 279193), (356, 156850), (445, 125480), (712, 78425), (890, 62740), (1780, 31370), (2225, 25096), (3137, 17800), (3560, 15685), (4450, 12548), (6274, 8900)]