5580155

素因数分解:

$5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{139}}^1$

素因数の和:219

約数の個数: 32

約数和(自身を含む): 8171520

約数和(自身を除く): 2591365

約数列:

[1, 5, 7, 31, 35, 37, 139, 155, 185, 217, 259, 695, 973, 1085, 1147, 1295, 4309, 4865, 5143, 5735, 8029, 21545, 25715, 30163, 36001, 40145, 150815, 159433, 180005, 797165, 1116031, 5580155]

約数ペア:

[(1, 5580155), (5, 1116031), (7, 797165), (31, 180005), (35, 159433), (37, 150815), (139, 40145), (155, 36001), (185, 30163), (217, 25715), (259, 21545), (695, 8029), (973, 5735), (1085, 5143), (1147, 4865), (1295, 4309)]