80778148

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1$

素因数の和:193

約数の個数: 72

約数和(自身を含む): 164094336

約数和(自身を除く): 83316188

約数列:

[1, 2, 4, 11, 22, 44, 47, 53, 67, 94, 106, 121, 134, 188, 212, 242, 268, 484, 517, 583, 737, 1034, 1166, 1474, 2068, 2332, 2491, 2948, 3149, 3551, 4982, 5687, 6298, 6413, 7102, 8107, 9964, 11374, 12596, 12826, 14204, 16214, 22748, 25652, 27401, 32428, 34639, 39061, 54802, 69278, 78122, 109604, 138556, 156244, 166897, 301411, 333794, 381029, 429671, 602822, 667588, 762058, 859342, 1205644, 1524116, 1718684, 1835867, 3671734, 7343468, 20194537, 40389074, 80778148]

約数ペア:

[(1, 80778148), (2, 40389074), (4, 20194537), (11, 7343468), (22, 3671734), (44, 1835867), (47, 1718684), (53, 1524116), (67, 1205644), (94, 859342), (106, 762058), (121, 667588), (134, 602822), (188, 429671), (212, 381029), (242, 333794), (268, 301411), (484, 166897), (517, 156244), (583, 138556), (737, 109604), (1034, 78122), (1166, 69278), (1474, 54802), (2068, 39061), (2332, 34639), (2491, 32428), (2948, 27401), (3149, 25652), (3551, 22748), (4982, 16214), (5687, 14204), (6298, 12826), (6413, 12596), (7102, 11374), (8107, 9964)]