71371000

素因数分解:

$2^3\times 5^3\times {\mathrm{149}}^1\times {\mathrm{479}}^1$

素因数の和:649

約数の個数: 64

約数和(自身を含む): 168480000

約数和(自身を除く): 97109000

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 125, 149, 200, 250, 298, 479, 500, 596, 745, 958, 1000, 1192, 1490, 1916, 2395, 2980, 3725, 3832, 4790, 5960, 7450, 9580, 11975, 14900, 18625, 19160, 23950, 29800, 37250, 47900, 59875, 71371, 74500, 95800, 119750, 142742, 149000, 239500, 285484, 356855, 479000, 570968, 713710, 1427420, 1784275, 2854840, 3568550, 7137100, 8921375, 14274200, 17842750, 35685500, 71371000]

約数ペア:

[(1, 71371000), (2, 35685500), (4, 17842750), (5, 14274200), (8, 8921375), (10, 7137100), (20, 3568550), (25, 2854840), (40, 1784275), (50, 1427420), (100, 713710), (125, 570968), (149, 479000), (200, 356855), (250, 285484), (298, 239500), (479, 149000), (500, 142742), (596, 119750), (745, 95800), (958, 74500), (1000, 71371), (1192, 59875), (1490, 47900), (1916, 37250), (2395, 29800), (2980, 23950), (3725, 19160), (3832, 18625), (4790, 14900), (5960, 11975), (7450, 9580)]