26500180

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{3863}}^1$

素因数の和:3893

約数の個数: 48

約数和(自身を含む): 64915200

約数和(自身を除く): 38415020

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 343, 490, 686, 980, 1372, 1715, 3430, 3863, 6860, 7726, 15452, 19315, 27041, 38630, 54082, 77260, 108164, 135205, 189287, 270410, 378574, 540820, 757148, 946435, 1325009, 1892870, 2650018, 3785740, 5300036, 6625045, 13250090, 26500180]

約数ペア:

[(1, 26500180), (2, 13250090), (4, 6625045), (5, 5300036), (7, 3785740), (10, 2650018), (14, 1892870), (20, 1325009), (28, 946435), (35, 757148), (49, 540820), (70, 378574), (98, 270410), (140, 189287), (196, 135205), (245, 108164), (343, 77260), (490, 54082), (686, 38630), (980, 27041), (1372, 19315), (1715, 15452), (3430, 7726), (3863, 6860)]