290107636

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{2777}}^1$

素因数の和:2849

約数の個数: 72

約数和(自身を含む): 651752136

約数和(自身を除く): 361644500

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 41, 49, 52, 82, 91, 98, 164, 182, 196, 287, 364, 533, 574, 637, 1066, 1148, 1274, 2009, 2132, 2548, 2777, 3731, 4018, 5554, 7462, 8036, 11108, 14924, 19439, 26117, 36101, 38878, 52234, 72202, 77756, 104468, 113857, 136073, 144404, 227714, 252707, 272146, 455428, 505414, 544292, 796999, 1010828, 1480141, 1593998, 1768949, 2960282, 3187996, 3537898, 5578993, 5920564, 7075796, 10360987, 11157986, 20721974, 22315972, 41443948, 72526909, 145053818, 290107636]

約数ペア:

[(1, 290107636), (2, 145053818), (4, 72526909), (7, 41443948), (13, 22315972), (14, 20721974), (26, 11157986), (28, 10360987), (41, 7075796), (49, 5920564), (52, 5578993), (82, 3537898), (91, 3187996), (98, 2960282), (164, 1768949), (182, 1593998), (196, 1480141), (287, 1010828), (364, 796999), (533, 544292), (574, 505414), (637, 455428), (1066, 272146), (1148, 252707), (1274, 227714), (2009, 144404), (2132, 136073), (2548, 113857), (2777, 104468), (3731, 77756), (4018, 72202), (5554, 52234), (7462, 38878), (8036, 36101), (11108, 26117), (14924, 19439)]