81888664

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{1523}}^1$

素因数の和:1600

約数の個数: 64

約数和(自身を含む): 184343040

約数和(自身を除く): 102454376

約数列:

[1, 2, 4, 8, 11, 13, 22, 26, 44, 47, 52, 88, 94, 104, 143, 188, 286, 376, 517, 572, 611, 1034, 1144, 1222, 1523, 2068, 2444, 3046, 4136, 4888, 6092, 6721, 12184, 13442, 16753, 19799, 26884, 33506, 39598, 53768, 67012, 71581, 79196, 134024, 143162, 158392, 217789, 286324, 435578, 572648, 787391, 871156, 930553, 1574782, 1742312, 1861106, 3149564, 3722212, 6299128, 7444424, 10236083, 20472166, 40944332, 81888664]

約数ペア:

[(1, 81888664), (2, 40944332), (4, 20472166), (8, 10236083), (11, 7444424), (13, 6299128), (22, 3722212), (26, 3149564), (44, 1861106), (47, 1742312), (52, 1574782), (88, 930553), (94, 871156), (104, 787391), (143, 572648), (188, 435578), (286, 286324), (376, 217789), (517, 158392), (572, 143162), (611, 134024), (1034, 79196), (1144, 71581), (1222, 67012), (1523, 53768), (2068, 39598), (2444, 33506), (3046, 26884), (4136, 19799), (4888, 16753), (6092, 13442), (6721, 12184)]