222767800

素因数分解:

$2^3\times 5^2\times {\mathrm{709}}^1\times {\mathrm{1571}}^1$

素因数の和:2296

約数の個数: 48

約数和(自身を含む): 518995800

約数和(自身を除く): 296228000

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 709, 1418, 1571, 2836, 3142, 3545, 5672, 6284, 7090, 7855, 12568, 14180, 15710, 17725, 28360, 31420, 35450, 39275, 62840, 70900, 78550, 141800, 157100, 314200, 1113839, 2227678, 4455356, 5569195, 8910712, 11138390, 22276780, 27845975, 44553560, 55691950, 111383900, 222767800]

約数ペア:

[(1, 222767800), (2, 111383900), (4, 55691950), (5, 44553560), (8, 27845975), (10, 22276780), (20, 11138390), (25, 8910712), (40, 5569195), (50, 4455356), (100, 2227678), (200, 1113839), (709, 314200), (1418, 157100), (1571, 141800), (2836, 78550), (3142, 70900), (3545, 62840), (5672, 39275), (6284, 35450), (7090, 31420), (7855, 28360), (12568, 17725), (14180, 15710)]