6745000

素因数分解:

$2^3\times 5^4\times {\mathrm{19}}^1\times {\mathrm{71}}^1$

素因数の和:116

約数の個数: 80

約数和(自身を含む): 16869600

約数和(自身を除く): 10124600

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 25, 38, 40, 50, 71, 76, 95, 100, 125, 142, 152, 190, 200, 250, 284, 355, 380, 475, 500, 568, 625, 710, 760, 950, 1000, 1250, 1349, 1420, 1775, 1900, 2375, 2500, 2698, 2840, 3550, 3800, 4750, 5000, 5396, 6745, 7100, 8875, 9500, 10792, 11875, 13490, 14200, 17750, 19000, 23750, 26980, 33725, 35500, 44375, 47500, 53960, 67450, 71000, 88750, 95000, 134900, 168625, 177500, 269800, 337250, 355000, 674500, 843125, 1349000, 1686250, 3372500, 6745000]

約数ペア:

[(1, 6745000), (2, 3372500), (4, 1686250), (5, 1349000), (8, 843125), (10, 674500), (19, 355000), (20, 337250), (25, 269800), (38, 177500), (40, 168625), (50, 134900), (71, 95000), (76, 88750), (95, 71000), (100, 67450), (125, 53960), (142, 47500), (152, 44375), (190, 35500), (200, 33725), (250, 26980), (284, 23750), (355, 19000), (380, 17750), (475, 14200), (500, 13490), (568, 11875), (625, 10792), (710, 9500), (760, 8875), (950, 7100), (1000, 6745), (1250, 5396), (1349, 5000), (1420, 4750), (1775, 3800), (1900, 3550), (2375, 2840), (2500, 2698)]