2650900

素因数分解:

$2^2\times 5^2\times 7^2\times {\mathrm{541}}^1$

素因数の和:569

約数の個数: 54

約数和(自身を含む): 6703998

約数和(自身を除く): 4053098

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 49, 50, 70, 98, 100, 140, 175, 196, 245, 350, 490, 541, 700, 980, 1082, 1225, 2164, 2450, 2705, 3787, 4900, 5410, 7574, 10820, 13525, 15148, 18935, 26509, 27050, 37870, 53018, 54100, 75740, 94675, 106036, 132545, 189350, 265090, 378700, 530180, 662725, 1325450, 2650900]

約数ペア:

[(1, 2650900), (2, 1325450), (4, 662725), (5, 530180), (7, 378700), (10, 265090), (14, 189350), (20, 132545), (25, 106036), (28, 94675), (35, 75740), (49, 54100), (50, 53018), (70, 37870), (98, 27050), (100, 26509), (140, 18935), (175, 15148), (196, 13525), (245, 10820), (350, 7574), (490, 5410), (541, 4900), (700, 3787), (980, 2705), (1082, 2450), (1225, 2164)]