81251424

素因数分解:

$2^5\times 3^{10}\times {\mathrm{43}}^1$

素因数の和:83

約数の個数: 132

約数和(自身を含む): 245524356

約数和(自身を除く): 164272932

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 43, 48, 54, 72, 81, 86, 96, 108, 129, 144, 162, 172, 216, 243, 258, 288, 324, 344, 387, 432, 486, 516, 648, 688, 729, 774, 864, 972, 1032, 1161, 1296, 1376, 1458, 1548, 1944, 2064, 2187, 2322, 2592, 2916, 3096, 3483, 3888, 4128, 4374, 4644, 5832, 6192, 6561, 6966, 7776, 8748, 9288, 10449, 11664, 12384, 13122, 13932, 17496, 18576, 19683, 20898, 23328, 26244, 27864, 31347, 34992, 37152, 39366, 41796, 52488, 55728, 59049, 62694, 69984, 78732, 83592, 94041, 104976, 111456, 118098, 125388, 157464, 167184, 188082, 209952, 236196, 250776, 282123, 314928, 334368, 376164, 472392, 501552, 564246, 629856, 752328, 846369, 944784, 1003104, 1128492, 1504656, 1692738, 1889568, 2256984, 2539107, 3009312, 3385476, 4513968, 5078214, 6770952, 9027936, 10156428, 13541904, 20312856, 27083808, 40625712, 81251424]

約数ペア:

[(1, 81251424), (2, 40625712), (3, 27083808), (4, 20312856), (6, 13541904), (8, 10156428), (9, 9027936), (12, 6770952), (16, 5078214), (18, 4513968), (24, 3385476), (27, 3009312), (32, 2539107), (36, 2256984), (43, 1889568), (48, 1692738), (54, 1504656), (72, 1128492), (81, 1003104), (86, 944784), (96, 846369), (108, 752328), (129, 629856), (144, 564246), (162, 501552), (172, 472392), (216, 376164), (243, 334368), (258, 314928), (288, 282123), (324, 250776), (344, 236196), (387, 209952), (432, 188082), (486, 167184), (516, 157464), (648, 125388), (688, 118098), (729, 111456), (774, 104976), (864, 94041), (972, 83592), (1032, 78732), (1161, 69984), (1296, 62694), (1376, 59049), (1458, 55728), (1548, 52488), (1944, 41796), (2064, 39366), (2187, 37152), (2322, 34992), (2592, 31347), (2916, 27864), (3096, 26244), (3483, 23328), (3888, 20898), (4128, 19683), (4374, 18576), (4644, 17496), (5832, 13932), (6192, 13122), (6561, 12384), (6966, 11664), (7776, 10449), (8748, 9288)]