81941184

素因数分解:

$2^6\times 3^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{353}}^1$

素因数の和:415

約数の個数: 168

約数和(自身を含む): 261835392

約数和(自身を除く): 179894208

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 31, 32, 36, 39, 48, 52, 62, 64, 72, 78, 93, 96, 104, 117, 124, 144, 156, 186, 192, 208, 234, 248, 279, 288, 312, 353, 372, 403, 416, 468, 496, 558, 576, 624, 706, 744, 806, 832, 936, 992, 1059, 1116, 1209, 1248, 1412, 1488, 1612, 1872, 1984, 2118, 2232, 2418, 2496, 2824, 2976, 3177, 3224, 3627, 3744, 4236, 4464, 4589, 4836, 5648, 5952, 6354, 6448, 7254, 7488, 8472, 8928, 9178, 9672, 10943, 11296, 12708, 12896, 13767, 14508, 16944, 17856, 18356, 19344, 21886, 22592, 25416, 25792, 27534, 29016, 32829, 33888, 36712, 38688, 41301, 43772, 50832, 55068, 58032, 65658, 67776, 73424, 77376, 82602, 87544, 98487, 101664, 110136, 116064, 131316, 142259, 146848, 165204, 175088, 196974, 203328, 220272, 232128, 262632, 284518, 293696, 330408, 350176, 393948, 426777, 440544, 525264, 569036, 660816, 700352, 787896, 853554, 881088, 1050528, 1138072, 1280331, 1321632, 1575792, 1707108, 2101056, 2276144, 2560662, 2643264, 3151584, 3414216, 4552288, 5121324, 6303168, 6828432, 9104576, 10242648, 13656864, 20485296, 27313728, 40970592, 81941184]

約数ペア:

[(1, 81941184), (2, 40970592), (3, 27313728), (4, 20485296), (6, 13656864), (8, 10242648), (9, 9104576), (12, 6828432), (13, 6303168), (16, 5121324), (18, 4552288), (24, 3414216), (26, 3151584), (31, 2643264), (32, 2560662), (36, 2276144), (39, 2101056), (48, 1707108), (52, 1575792), (62, 1321632), (64, 1280331), (72, 1138072), (78, 1050528), (93, 881088), (96, 853554), (104, 787896), (117, 700352), (124, 660816), (144, 569036), (156, 525264), (186, 440544), (192, 426777), (208, 393948), (234, 350176), (248, 330408), (279, 293696), (288, 284518), (312, 262632), (353, 232128), (372, 220272), (403, 203328), (416, 196974), (468, 175088), (496, 165204), (558, 146848), (576, 142259), (624, 131316), (706, 116064), (744, 110136), (806, 101664), (832, 98487), (936, 87544), (992, 82602), (1059, 77376), (1116, 73424), (1209, 67776), (1248, 65658), (1412, 58032), (1488, 55068), (1612, 50832), (1872, 43772), (1984, 41301), (2118, 38688), (2232, 36712), (2418, 33888), (2496, 32829), (2824, 29016), (2976, 27534), (3177, 25792), (3224, 25416), (3627, 22592), (3744, 21886), (4236, 19344), (4464, 18356), (4589, 17856), (4836, 16944), (5648, 14508), (5952, 13767), (6354, 12896), (6448, 12708), (7254, 11296), (7488, 10943), (8472, 9672), (8928, 9178)]