70988000

素因数分解:

$2^5\times 5^3\times {\mathrm{17747}}^1$

素因数の和:17772

約数の個数: 48

約数和(自身を含む): 174427344

約数和(自身を除く): 103439344

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 125, 160, 200, 250, 400, 500, 800, 1000, 2000, 4000, 17747, 35494, 70988, 88735, 141976, 177470, 283952, 354940, 443675, 567904, 709880, 887350, 1419760, 1774700, 2218375, 2839520, 3549400, 4436750, 7098800, 8873500, 14197600, 17747000, 35494000, 70988000]

約数ペア:

[(1, 70988000), (2, 35494000), (4, 17747000), (5, 14197600), (8, 8873500), (10, 7098800), (16, 4436750), (20, 3549400), (25, 2839520), (32, 2218375), (40, 1774700), (50, 1419760), (80, 887350), (100, 709880), (125, 567904), (160, 443675), (200, 354940), (250, 283952), (400, 177470), (500, 141976), (800, 88735), (1000, 70988), (2000, 35494), (4000, 17747)]