66940990

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{12149}}^1$

素因数の和:12204

約数の個数: 32

約数和(自身を含む): 131220000

約数和(自身を除く): 64279010

約数列:

[1, 2, 5, 10, 19, 29, 38, 58, 95, 145, 190, 290, 551, 1102, 2755, 5510, 12149, 24298, 60745, 121490, 230831, 352321, 461662, 704642, 1154155, 1761605, 2308310, 3523210, 6694099, 13388198, 33470495, 66940990]

約数ペア:

[(1, 66940990), (2, 33470495), (5, 13388198), (10, 6694099), (19, 3523210), (29, 2308310), (38, 1761605), (58, 1154155), (95, 704642), (145, 461662), (190, 352321), (290, 230831), (551, 121490), (1102, 60745), (2755, 24298), (5510, 12149)]