8019867815

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{269}}^1\times {\mathrm{1979}}^1$

素因数の和:2407

約数の個数: 32

約数和(自身を含む): 10161676800

約数和(自身を除く): 2141808985

約数列:

[1, 5, 23, 115, 131, 269, 655, 1345, 1979, 3013, 6187, 9895, 15065, 30935, 35239, 45517, 176195, 227585, 259249, 532351, 810497, 1296245, 2661755, 4052485, 5962727, 12244073, 29813635, 61220365, 69737981, 348689905, 1603973563, 8019867815]

約数ペア:

[(1, 8019867815), (5, 1603973563), (23, 348689905), (115, 69737981), (131, 61220365), (269, 29813635), (655, 12244073), (1345, 5962727), (1979, 4052485), (3013, 2661755), (6187, 1296245), (9895, 810497), (15065, 532351), (30935, 259249), (35239, 227585), (45517, 176195)]