68000

素因数分解:

$2^5\times 5^3\times {\mathrm{17}}^1$

素因数の和:42

約数の個数: 48

約数和(自身を含む): 176904

約数和(自身を除く): 108904

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 25, 32, 34, 40, 50, 68, 80, 85, 100, 125, 136, 160, 170, 200, 250, 272, 340, 400, 425, 500, 544, 680, 800, 850, 1000, 1360, 1700, 2000, 2125, 2720, 3400, 4000, 4250, 6800, 8500, 13600, 17000, 34000, 68000]

約数ペア:

[(1, 68000), (2, 34000), (4, 17000), (5, 13600), (8, 8500), (10, 6800), (16, 4250), (17, 4000), (20, 3400), (25, 2720), (32, 2125), (34, 2000), (40, 1700), (50, 1360), (68, 1000), (80, 850), (85, 800), (100, 680), (125, 544), (136, 500), (160, 425), (170, 400), (200, 340), (250, 272)]