66455917780

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{1577027}}^1$

素因数の和:1577093

約数の個数: 72

約数和(自身を含む): 166117821408

約数和(自身を除く): 99661903628

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 43, 49, 70, 86, 98, 140, 172, 196, 215, 245, 301, 430, 490, 602, 860, 980, 1204, 1505, 2107, 3010, 4214, 6020, 8428, 10535, 21070, 42140, 1577027, 3154054, 6308108, 7885135, 11039189, 15770270, 22078378, 31540540, 44156756, 55195945, 67812161, 77274323, 110391890, 135624322, 154548646, 220783780, 271248644, 309097292, 339060805, 386371615, 474685127, 678121610, 772743230, 949370254, 1356243220, 1545486460, 1898740508, 2373425635, 3322795889, 4746851270, 6645591778, 9493702540, 13291183556, 16613979445, 33227958890, 66455917780]

約数ペア:

[(1, 66455917780), (2, 33227958890), (4, 16613979445), (5, 13291183556), (7, 9493702540), (10, 6645591778), (14, 4746851270), (20, 3322795889), (28, 2373425635), (35, 1898740508), (43, 1545486460), (49, 1356243220), (70, 949370254), (86, 772743230), (98, 678121610), (140, 474685127), (172, 386371615), (196, 339060805), (215, 309097292), (245, 271248644), (301, 220783780), (430, 154548646), (490, 135624322), (602, 110391890), (860, 77274323), (980, 67812161), (1204, 55195945), (1505, 44156756), (2107, 31540540), (3010, 22078378), (4214, 15770270), (6020, 11039189), (8428, 7885135), (10535, 6308108), (21070, 3154054), (42140, 1577027)]