7064500

素因数分解:

$2^2\times 5^3\times {\mathrm{71}}^1\times {\mathrm{199}}^1$

素因数の和:289

約数の個数: 48

約数和(自身を含む): 15724800

約数和(自身を除く): 8660300

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 71, 100, 125, 142, 199, 250, 284, 355, 398, 500, 710, 796, 995, 1420, 1775, 1990, 3550, 3980, 4975, 7100, 8875, 9950, 14129, 17750, 19900, 24875, 28258, 35500, 49750, 56516, 70645, 99500, 141290, 282580, 353225, 706450, 1412900, 1766125, 3532250, 7064500]

約数ペア:

[(1, 7064500), (2, 3532250), (4, 1766125), (5, 1412900), (10, 706450), (20, 353225), (25, 282580), (50, 141290), (71, 99500), (100, 70645), (125, 56516), (142, 49750), (199, 35500), (250, 28258), (284, 24875), (355, 19900), (398, 17750), (500, 14129), (710, 9950), (796, 8875), (995, 7100), (1420, 4975), (1775, 3980), (1990, 3550)]