81070484

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{167}}^1$

素因数の和:269

約数の個数: 72

約数和(自身を含む): 168920640

約数和(自身を除く): 87850156

約数列:

[1, 2, 4, 11, 17, 22, 34, 44, 59, 68, 118, 121, 167, 187, 236, 242, 334, 374, 484, 649, 668, 748, 1003, 1298, 1837, 2006, 2057, 2596, 2839, 3674, 4012, 4114, 5678, 7139, 7348, 8228, 9853, 11033, 11356, 14278, 19706, 20207, 22066, 28556, 31229, 39412, 40414, 44132, 62458, 80828, 108383, 121363, 124916, 167501, 216766, 242726, 335002, 343519, 433532, 485452, 670004, 687038, 1192213, 1374076, 1842511, 2384426, 3685022, 4768852, 7370044, 20267621, 40535242, 81070484]

約数ペア:

[(1, 81070484), (2, 40535242), (4, 20267621), (11, 7370044), (17, 4768852), (22, 3685022), (34, 2384426), (44, 1842511), (59, 1374076), (68, 1192213), (118, 687038), (121, 670004), (167, 485452), (187, 433532), (236, 343519), (242, 335002), (334, 242726), (374, 216766), (484, 167501), (649, 124916), (668, 121363), (748, 108383), (1003, 80828), (1298, 62458), (1837, 44132), (2006, 40414), (2057, 39412), (2596, 31229), (2839, 28556), (3674, 22066), (4012, 20207), (4114, 19706), (5678, 14278), (7139, 11356), (7348, 11033), (8228, 9853)]