15745000

素因数分解:

$2^3\times 5^4\times {\mathrm{47}}^1\times {\mathrm{67}}^1$

素因数の和:140

約数の個数: 80

約数和(自身を含む): 38237760

約数和(自身を除く): 22492760

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 47, 50, 67, 94, 100, 125, 134, 188, 200, 235, 250, 268, 335, 376, 470, 500, 536, 625, 670, 940, 1000, 1175, 1250, 1340, 1675, 1880, 2350, 2500, 2680, 3149, 3350, 4700, 5000, 5875, 6298, 6700, 8375, 9400, 11750, 12596, 13400, 15745, 16750, 23500, 25192, 29375, 31490, 33500, 41875, 47000, 58750, 62980, 67000, 78725, 83750, 117500, 125960, 157450, 167500, 235000, 314900, 335000, 393625, 629800, 787250, 1574500, 1968125, 3149000, 3936250, 7872500, 15745000]

約数ペア:

[(1, 15745000), (2, 7872500), (4, 3936250), (5, 3149000), (8, 1968125), (10, 1574500), (20, 787250), (25, 629800), (40, 393625), (47, 335000), (50, 314900), (67, 235000), (94, 167500), (100, 157450), (125, 125960), (134, 117500), (188, 83750), (200, 78725), (235, 67000), (250, 62980), (268, 58750), (335, 47000), (376, 41875), (470, 33500), (500, 31490), (536, 29375), (625, 25192), (670, 23500), (940, 16750), (1000, 15745), (1175, 13400), (1250, 12596), (1340, 11750), (1675, 9400), (1880, 8375), (2350, 6700), (2500, 6298), (2680, 5875), (3149, 5000), (3350, 4700)]