51144280

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{10567}}^1$

素因数の和:10600

約数の個数: 48

約数和(自身を含む): 126498960

約数和(自身を除く): 75354680

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 121, 220, 242, 440, 484, 605, 968, 1210, 2420, 4840, 10567, 21134, 42268, 52835, 84536, 105670, 116237, 211340, 232474, 422680, 464948, 581185, 929896, 1162370, 1278607, 2324740, 2557214, 4649480, 5114428, 6393035, 10228856, 12786070, 25572140, 51144280]

約数ペア:

[(1, 51144280), (2, 25572140), (4, 12786070), (5, 10228856), (8, 6393035), (10, 5114428), (11, 4649480), (20, 2557214), (22, 2324740), (40, 1278607), (44, 1162370), (55, 929896), (88, 581185), (110, 464948), (121, 422680), (220, 232474), (242, 211340), (440, 116237), (484, 105670), (605, 84536), (968, 52835), (1210, 42268), (2420, 21134), (4840, 10567)]