81785784

素因数分解:

$2^3\times 3^1\times {\mathrm{53}}^1\times {\mathrm{113}}^1\times {\mathrm{569}}^1$

素因数の和:744

約数の個数: 64

約数和(自身を含む): 210535200

約数和(自身を除く): 128749416

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 53, 106, 113, 159, 212, 226, 318, 339, 424, 452, 569, 636, 678, 904, 1138, 1272, 1356, 1707, 2276, 2712, 3414, 4552, 5989, 6828, 11978, 13656, 17967, 23956, 30157, 35934, 47912, 60314, 64297, 71868, 90471, 120628, 128594, 143736, 180942, 192891, 241256, 257188, 361884, 385782, 514376, 723768, 771564, 1543128, 3407741, 6815482, 10223223, 13630964, 20446446, 27261928, 40892892, 81785784]

約数ペア:

[(1, 81785784), (2, 40892892), (3, 27261928), (4, 20446446), (6, 13630964), (8, 10223223), (12, 6815482), (24, 3407741), (53, 1543128), (106, 771564), (113, 723768), (159, 514376), (212, 385782), (226, 361884), (318, 257188), (339, 241256), (424, 192891), (452, 180942), (569, 143736), (636, 128594), (678, 120628), (904, 90471), (1138, 71868), (1272, 64297), (1356, 60314), (1707, 47912), (2276, 35934), (2712, 30157), (3414, 23956), (4552, 17967), (5989, 13656), (6828, 11978)]