68018000

素因数分解:

$2^4\times 5^3\times {\mathrm{71}}^1\times {\mathrm{479}}^1$

素因数の和:573

約数の個数: 80

約数和(自身を含む): 167132160

約数和(自身を除く): 99114160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 71, 80, 100, 125, 142, 200, 250, 284, 355, 400, 479, 500, 568, 710, 958, 1000, 1136, 1420, 1775, 1916, 2000, 2395, 2840, 3550, 3832, 4790, 5680, 7100, 7664, 8875, 9580, 11975, 14200, 17750, 19160, 23950, 28400, 34009, 35500, 38320, 47900, 59875, 68018, 71000, 95800, 119750, 136036, 142000, 170045, 191600, 239500, 272072, 340090, 479000, 544144, 680180, 850225, 958000, 1360360, 1700450, 2720720, 3400900, 4251125, 6801800, 8502250, 13603600, 17004500, 34009000, 68018000]

約数ペア:

[(1, 68018000), (2, 34009000), (4, 17004500), (5, 13603600), (8, 8502250), (10, 6801800), (16, 4251125), (20, 3400900), (25, 2720720), (40, 1700450), (50, 1360360), (71, 958000), (80, 850225), (100, 680180), (125, 544144), (142, 479000), (200, 340090), (250, 272072), (284, 239500), (355, 191600), (400, 170045), (479, 142000), (500, 136036), (568, 119750), (710, 95800), (958, 71000), (1000, 68018), (1136, 59875), (1420, 47900), (1775, 38320), (1916, 35500), (2000, 34009), (2395, 28400), (2840, 23950), (3550, 19160), (3832, 17750), (4790, 14200), (5680, 11975), (7100, 9580), (7664, 8875)]