85996904

素因数分解:

$2^3\times 7^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{503}}^1$

素因数の和:630

約数の個数: 64

約数和(自身を含む): 191600640

約数和(自身を除く): 105603736

約数列:

[1, 2, 4, 7, 8, 14, 28, 43, 56, 71, 86, 142, 172, 284, 301, 344, 497, 503, 568, 602, 994, 1006, 1204, 1988, 2012, 2408, 3053, 3521, 3976, 4024, 6106, 7042, 12212, 14084, 21371, 21629, 24424, 28168, 35713, 42742, 43258, 71426, 85484, 86516, 142852, 151403, 170968, 173032, 249991, 285704, 302806, 499982, 605612, 999964, 1211224, 1535659, 1999928, 3071318, 6142636, 10749613, 12285272, 21499226, 42998452, 85996904]

約数ペア:

[(1, 85996904), (2, 42998452), (4, 21499226), (7, 12285272), (8, 10749613), (14, 6142636), (28, 3071318), (43, 1999928), (56, 1535659), (71, 1211224), (86, 999964), (142, 605612), (172, 499982), (284, 302806), (301, 285704), (344, 249991), (497, 173032), (503, 170968), (568, 151403), (602, 142852), (994, 86516), (1006, 85484), (1204, 71426), (1988, 43258), (2012, 42742), (2408, 35713), (3053, 28168), (3521, 24424), (3976, 21629), (4024, 21371), (6106, 14084), (7042, 12212)]