72881744

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{127}}^1$

素因数の和:268

約数の個数: 80

約数和(自身を含む): 159989760

約数和(自身を除く): 87108016

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 52, 62, 89, 104, 124, 127, 178, 208, 248, 254, 356, 403, 496, 508, 712, 806, 1016, 1157, 1424, 1612, 1651, 2032, 2314, 2759, 3224, 3302, 3937, 4628, 5518, 6448, 6604, 7874, 9256, 11036, 11303, 13208, 15748, 18512, 22072, 22606, 26416, 31496, 35867, 44144, 45212, 51181, 62992, 71734, 90424, 102362, 143468, 146939, 180848, 204724, 286936, 293878, 350393, 409448, 573872, 587756, 700786, 818896, 1175512, 1401572, 2351024, 2803144, 4555109, 5606288, 9110218, 18220436, 36440872, 72881744]

約数ペア:

[(1, 72881744), (2, 36440872), (4, 18220436), (8, 9110218), (13, 5606288), (16, 4555109), (26, 2803144), (31, 2351024), (52, 1401572), (62, 1175512), (89, 818896), (104, 700786), (124, 587756), (127, 573872), (178, 409448), (208, 350393), (248, 293878), (254, 286936), (356, 204724), (403, 180848), (496, 146939), (508, 143468), (712, 102362), (806, 90424), (1016, 71734), (1157, 62992), (1424, 51181), (1612, 45212), (1651, 44144), (2032, 35867), (2314, 31496), (2759, 26416), (3224, 22606), (3302, 22072), (3937, 18512), (4628, 15748), (5518, 13208), (6448, 11303), (6604, 11036), (7874, 9256)]