51342788

素因数分解:

$2^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{811}}^1$

素因数の和:865

約数の個数: 72

約数和(自身を含む): 116635680

約数和(自身を除く): 65292892

約数列:

[1, 2, 4, 7, 14, 17, 19, 28, 34, 38, 49, 68, 76, 98, 119, 133, 196, 238, 266, 323, 476, 532, 646, 811, 833, 931, 1292, 1622, 1666, 1862, 2261, 3244, 3332, 3724, 4522, 5677, 9044, 11354, 13787, 15409, 15827, 22708, 27574, 30818, 31654, 39739, 55148, 61636, 63308, 79478, 96509, 107863, 158956, 193018, 215726, 261953, 386036, 431452, 523906, 675563, 755041, 1047812, 1351126, 1510082, 1833671, 2702252, 3020164, 3667342, 7334684, 12835697, 25671394, 51342788]

約数ペア:

[(1, 51342788), (2, 25671394), (4, 12835697), (7, 7334684), (14, 3667342), (17, 3020164), (19, 2702252), (28, 1833671), (34, 1510082), (38, 1351126), (49, 1047812), (68, 755041), (76, 675563), (98, 523906), (119, 431452), (133, 386036), (196, 261953), (238, 215726), (266, 193018), (323, 158956), (476, 107863), (532, 96509), (646, 79478), (811, 63308), (833, 61636), (931, 55148), (1292, 39739), (1622, 31654), (1666, 30818), (1862, 27574), (2261, 22708), (3244, 15827), (3332, 15409), (3724, 13787), (4522, 11354), (5677, 9044)]