6615500

素因数分解:

$2^2\times 5^3\times {\mathrm{101}}^1\times {\mathrm{131}}^1$

素因数の和:251

約数の個数: 48

約数和(自身を含む): 14702688

約数和(自身を除く): 8087188

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 101, 125, 131, 202, 250, 262, 404, 500, 505, 524, 655, 1010, 1310, 2020, 2525, 2620, 3275, 5050, 6550, 10100, 12625, 13100, 13231, 16375, 25250, 26462, 32750, 50500, 52924, 65500, 66155, 132310, 264620, 330775, 661550, 1323100, 1653875, 3307750, 6615500]

約数ペア:

[(1, 6615500), (2, 3307750), (4, 1653875), (5, 1323100), (10, 661550), (20, 330775), (25, 264620), (50, 132310), (100, 66155), (101, 65500), (125, 52924), (131, 50500), (202, 32750), (250, 26462), (262, 25250), (404, 16375), (500, 13231), (505, 13100), (524, 12625), (655, 10100), (1010, 6550), (1310, 5050), (2020, 3275), (2525, 2620)]