40625712

素因数分解:

$2^4\times 3^{10}\times {\mathrm{43}}^1$

素因数の和:81

約数の個数: 110

約数和(自身を含む): 120813572

約数和(自身を除く): 80187860

約数列:

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

約数ペア:

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