51754780

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{4801}}^1$

素因数の和:4835

約数の個数: 72

約数和(自身を含む): 137951856

約数和(自身を除く): 86197076

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 49, 55, 70, 77, 98, 110, 140, 154, 196, 220, 245, 308, 385, 490, 539, 770, 980, 1078, 1540, 2156, 2695, 4801, 5390, 9602, 10780, 19204, 24005, 33607, 48010, 52811, 67214, 96020, 105622, 134428, 168035, 211244, 235249, 264055, 336070, 369677, 470498, 528110, 672140, 739354, 940996, 1056220, 1176245, 1478708, 1848385, 2352490, 2587739, 3696770, 4704980, 5175478, 7393540, 10350956, 12938695, 25877390, 51754780]

約数ペア:

[(1, 51754780), (2, 25877390), (4, 12938695), (5, 10350956), (7, 7393540), (10, 5175478), (11, 4704980), (14, 3696770), (20, 2587739), (22, 2352490), (28, 1848385), (35, 1478708), (44, 1176245), (49, 1056220), (55, 940996), (70, 739354), (77, 672140), (98, 528110), (110, 470498), (140, 369677), (154, 336070), (196, 264055), (220, 235249), (245, 211244), (308, 168035), (385, 134428), (490, 105622), (539, 96020), (770, 67214), (980, 52811), (1078, 48010), (1540, 33607), (2156, 24005), (2695, 19204), (4801, 10780), (5390, 9602)]