212971600

素因数分解:

$2^4\times 5^2\times {\mathrm{71}}^1\times {\mathrm{7499}}^1$

素因数の和:7588

約数の個数: 60

約数和(自身を含む): 518940000

約数和(自身を除く): 305968400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 71, 80, 100, 142, 200, 284, 355, 400, 568, 710, 1136, 1420, 1775, 2840, 3550, 5680, 7100, 7499, 14200, 14998, 28400, 29996, 37495, 59992, 74990, 119984, 149980, 187475, 299960, 374950, 532429, 599920, 749900, 1064858, 1499800, 2129716, 2662145, 2999600, 4259432, 5324290, 8518864, 10648580, 13310725, 21297160, 26621450, 42594320, 53242900, 106485800, 212971600]

約数ペア:

[(1, 212971600), (2, 106485800), (4, 53242900), (5, 42594320), (8, 26621450), (10, 21297160), (16, 13310725), (20, 10648580), (25, 8518864), (40, 5324290), (50, 4259432), (71, 2999600), (80, 2662145), (100, 2129716), (142, 1499800), (200, 1064858), (284, 749900), (355, 599920), (400, 532429), (568, 374950), (710, 299960), (1136, 187475), (1420, 149980), (1775, 119984), (2840, 74990), (3550, 59992), (5680, 37495), (7100, 29996), (7499, 28400), (14200, 14998)]