81573648

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{4217}}^1$

素因数の和:4272

約数の個数: 80

約数和(自身を含む): 234318336

約数和(自身を除く): 152744688

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 31, 39, 48, 52, 62, 78, 93, 104, 124, 156, 186, 208, 248, 312, 372, 403, 496, 624, 744, 806, 1209, 1488, 1612, 2418, 3224, 4217, 4836, 6448, 8434, 9672, 12651, 16868, 19344, 25302, 33736, 50604, 54821, 67472, 101208, 109642, 130727, 164463, 202416, 219284, 261454, 328926, 392181, 438568, 522908, 657852, 784362, 877136, 1045816, 1315704, 1568724, 1699451, 2091632, 2631408, 3137448, 3398902, 5098353, 6274896, 6797804, 10196706, 13595608, 20393412, 27191216, 40786824, 81573648]

約数ペア:

[(1, 81573648), (2, 40786824), (3, 27191216), (4, 20393412), (6, 13595608), (8, 10196706), (12, 6797804), (13, 6274896), (16, 5098353), (24, 3398902), (26, 3137448), (31, 2631408), (39, 2091632), (48, 1699451), (52, 1568724), (62, 1315704), (78, 1045816), (93, 877136), (104, 784362), (124, 657852), (156, 522908), (186, 438568), (208, 392181), (248, 328926), (312, 261454), (372, 219284), (403, 202416), (496, 164463), (624, 130727), (744, 109642), (806, 101208), (1209, 67472), (1488, 54821), (1612, 50604), (2418, 33736), (3224, 25302), (4217, 19344), (4836, 16868), (6448, 12651), (8434, 9672)]