28548400

素因数分解:

$2^4\times 5^2\times {\mathrm{149}}^1\times {\mathrm{479}}^1$

素因数の和:646

約数の個数: 60

約数和(自身を含む): 69192000

約数和(自身を除く): 40643600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 149, 200, 298, 400, 479, 596, 745, 958, 1192, 1490, 1916, 2384, 2395, 2980, 3725, 3832, 4790, 5960, 7450, 7664, 9580, 11920, 11975, 14900, 19160, 23950, 29800, 38320, 47900, 59600, 71371, 95800, 142742, 191600, 285484, 356855, 570968, 713710, 1141936, 1427420, 1784275, 2854840, 3568550, 5709680, 7137100, 14274200, 28548400]

約数ペア:

[(1, 28548400), (2, 14274200), (4, 7137100), (5, 5709680), (8, 3568550), (10, 2854840), (16, 1784275), (20, 1427420), (25, 1141936), (40, 713710), (50, 570968), (80, 356855), (100, 285484), (149, 191600), (200, 142742), (298, 95800), (400, 71371), (479, 59600), (596, 47900), (745, 38320), (958, 29800), (1192, 23950), (1490, 19160), (1916, 14900), (2384, 11975), (2395, 11920), (2980, 9580), (3725, 7664), (3832, 7450), (4790, 5960)]