128060900

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{2477}}^1$

素因数の和:2549

約数の個数: 72

約数和(自身を含む): 309730176

約数和(自身を除く): 181669276

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 47, 50, 55, 94, 100, 110, 188, 220, 235, 275, 470, 517, 550, 940, 1034, 1100, 1175, 2068, 2350, 2477, 2585, 4700, 4954, 5170, 9908, 10340, 12385, 12925, 24770, 25850, 27247, 49540, 51700, 54494, 61925, 108988, 116419, 123850, 136235, 232838, 247700, 272470, 465676, 544940, 582095, 681175, 1164190, 1280609, 1362350, 2328380, 2561218, 2724700, 2910475, 5122436, 5820950, 6403045, 11641900, 12806090, 25612180, 32015225, 64030450, 128060900]

約数ペア:

[(1, 128060900), (2, 64030450), (4, 32015225), (5, 25612180), (10, 12806090), (11, 11641900), (20, 6403045), (22, 5820950), (25, 5122436), (44, 2910475), (47, 2724700), (50, 2561218), (55, 2328380), (94, 1362350), (100, 1280609), (110, 1164190), (188, 681175), (220, 582095), (235, 544940), (275, 465676), (470, 272470), (517, 247700), (550, 232838), (940, 136235), (1034, 123850), (1100, 116419), (1175, 108988), (2068, 61925), (2350, 54494), (2477, 51700), (2585, 49540), (4700, 27247), (4954, 25850), (5170, 24770), (9908, 12925), (10340, 12385)]