199887800

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{67}}^1\times {\mathrm{2131}}^1$

素因数の和:2221

約数の個数: 96

約数和(自身を含む): 539310720

約数和(自身を除く): 339422920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 50, 56, 67, 70, 100, 134, 140, 175, 200, 268, 280, 335, 350, 469, 536, 670, 700, 938, 1340, 1400, 1675, 1876, 2131, 2345, 2680, 3350, 3752, 4262, 4690, 6700, 8524, 9380, 10655, 11725, 13400, 14917, 17048, 18760, 21310, 23450, 29834, 42620, 46900, 53275, 59668, 74585, 85240, 93800, 106550, 119336, 142777, 149170, 213100, 285554, 298340, 372925, 426200, 571108, 596680, 713885, 745850, 999439, 1142216, 1427770, 1491700, 1998878, 2855540, 2983400, 3569425, 3997756, 4997195, 5711080, 7138850, 7995512, 9994390, 14277700, 19988780, 24985975, 28555400, 39977560, 49971950, 99943900, 199887800]

約数ペア:

[(1, 199887800), (2, 99943900), (4, 49971950), (5, 39977560), (7, 28555400), (8, 24985975), (10, 19988780), (14, 14277700), (20, 9994390), (25, 7995512), (28, 7138850), (35, 5711080), (40, 4997195), (50, 3997756), (56, 3569425), (67, 2983400), (70, 2855540), (100, 1998878), (134, 1491700), (140, 1427770), (175, 1142216), (200, 999439), (268, 745850), (280, 713885), (335, 596680), (350, 571108), (469, 426200), (536, 372925), (670, 298340), (700, 285554), (938, 213100), (1340, 149170), (1400, 142777), (1675, 119336), (1876, 106550), (2131, 93800), (2345, 85240), (2680, 74585), (3350, 59668), (3752, 53275), (4262, 46900), (4690, 42620), (6700, 29834), (8524, 23450), (9380, 21310), (10655, 18760), (11725, 17048), (13400, 14917)]