25488716

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{199}}^1$

素因数の和:326

約数の個数: 48

約数和(自身を含む): 50803200

約数和(自身を除く): 25314484

約数列:

[1, 2, 4, 11, 22, 41, 44, 71, 82, 142, 164, 199, 284, 398, 451, 781, 796, 902, 1562, 1804, 2189, 2911, 3124, 4378, 5822, 8159, 8756, 11644, 14129, 16318, 28258, 32021, 32636, 56516, 64042, 89749, 128084, 155419, 179498, 310838, 358996, 579289, 621676, 1158578, 2317156, 6372179, 12744358, 25488716]

約数ペア:

[(1, 25488716), (2, 12744358), (4, 6372179), (11, 2317156), (22, 1158578), (41, 621676), (44, 579289), (71, 358996), (82, 310838), (142, 179498), (164, 155419), (199, 128084), (284, 89749), (398, 64042), (451, 56516), (781, 32636), (796, 32021), (902, 28258), (1562, 16318), (1804, 14129), (2189, 11644), (2911, 8756), (3124, 8159), (4378, 5822)]