81652648

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1$

素因数の和:179

約数の個数: 128

約数和(自身を含む): 202487040

約数和(自身を除く): 120834392

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 41, 44, 53, 56, 61, 77, 82, 88, 106, 122, 154, 164, 212, 244, 287, 308, 328, 371, 424, 427, 451, 488, 574, 583, 616, 671, 742, 854, 902, 1148, 1166, 1342, 1484, 1708, 1804, 2173, 2296, 2332, 2501, 2684, 2968, 3157, 3233, 3416, 3608, 4081, 4346, 4664, 4697, 5002, 5368, 6314, 6466, 8162, 8692, 9394, 10004, 12628, 12932, 15211, 16324, 17384, 17507, 18788, 20008, 22631, 23903, 25256, 25864, 27511, 30422, 32648, 35014, 35563, 37576, 45262, 47806, 55022, 60844, 70028, 71126, 90524, 95612, 110044, 121688, 132553, 140056, 142252, 167321, 181048, 191224, 192577, 220088, 248941, 265106, 284504, 334642, 385154, 497882, 530212, 669284, 770308, 927871, 995764, 1060424, 1338568, 1458083, 1540616, 1855742, 1991528, 2916166, 3711484, 5832332, 7422968, 10206581, 11664664, 20413162, 40826324, 81652648]

約数ペア:

[(1, 81652648), (2, 40826324), (4, 20413162), (7, 11664664), (8, 10206581), (11, 7422968), (14, 5832332), (22, 3711484), (28, 2916166), (41, 1991528), (44, 1855742), (53, 1540616), (56, 1458083), (61, 1338568), (77, 1060424), (82, 995764), (88, 927871), (106, 770308), (122, 669284), (154, 530212), (164, 497882), (212, 385154), (244, 334642), (287, 284504), (308, 265106), (328, 248941), (371, 220088), (424, 192577), (427, 191224), (451, 181048), (488, 167321), (574, 142252), (583, 140056), (616, 132553), (671, 121688), (742, 110044), (854, 95612), (902, 90524), (1148, 71126), (1166, 70028), (1342, 60844), (1484, 55022), (1708, 47806), (1804, 45262), (2173, 37576), (2296, 35563), (2332, 35014), (2501, 32648), (2684, 30422), (2968, 27511), (3157, 25864), (3233, 25256), (3416, 23903), (3608, 22631), (4081, 20008), (4346, 18788), (4664, 17507), (4697, 17384), (5002, 16324), (5368, 15211), (6314, 12932), (6466, 12628), (8162, 10004), (8692, 9394)]