129127648

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^2$

素因数の和:121

約数の個数: 144

約数和(自身を含む): 315297360

約数和(自身を除く): 186169712

約数列:

[1, 2, 4, 8, 13, 16, 17, 19, 26, 31, 32, 34, 38, 52, 62, 68, 76, 104, 124, 136, 152, 208, 221, 247, 248, 272, 304, 323, 403, 416, 442, 494, 496, 527, 544, 589, 608, 646, 806, 884, 961, 988, 992, 1054, 1178, 1292, 1612, 1768, 1922, 1976, 2108, 2356, 2584, 3224, 3536, 3844, 3952, 4199, 4216, 4712, 5168, 6448, 6851, 7072, 7657, 7688, 7904, 8398, 8432, 9424, 10013, 10336, 12493, 12896, 13702, 15314, 15376, 16337, 16796, 16864, 18259, 18848, 20026, 24986, 27404, 30628, 30752, 32674, 33592, 36518, 40052, 49972, 54808, 61256, 65348, 67184, 73036, 80104, 99944, 109616, 122512, 130169, 130696, 134368, 146072, 160208, 199888, 212381, 219232, 237367, 245024, 260338, 261392, 292144, 310403, 320416, 399776, 424762, 474734, 520676, 522784, 584288, 620806, 849524, 949468, 1041352, 1241612, 1699048, 1898936, 2082704, 2483224, 3398096, 3797872, 4035239, 4165408, 4966448, 6796192, 7595744, 8070478, 9932896, 16140956, 32281912, 64563824, 129127648]

約数ペア:

[(1, 129127648), (2, 64563824), (4, 32281912), (8, 16140956), (13, 9932896), (16, 8070478), (17, 7595744), (19, 6796192), (26, 4966448), (31, 4165408), (32, 4035239), (34, 3797872), (38, 3398096), (52, 2483224), (62, 2082704), (68, 1898936), (76, 1699048), (104, 1241612), (124, 1041352), (136, 949468), (152, 849524), (208, 620806), (221, 584288), (247, 522784), (248, 520676), (272, 474734), (304, 424762), (323, 399776), (403, 320416), (416, 310403), (442, 292144), (494, 261392), (496, 260338), (527, 245024), (544, 237367), (589, 219232), (608, 212381), (646, 199888), (806, 160208), (884, 146072), (961, 134368), (988, 130696), (992, 130169), (1054, 122512), (1178, 109616), (1292, 99944), (1612, 80104), (1768, 73036), (1922, 67184), (1976, 65348), (2108, 61256), (2356, 54808), (2584, 49972), (3224, 40052), (3536, 36518), (3844, 33592), (3952, 32674), (4199, 30752), (4216, 30628), (4712, 27404), (5168, 24986), (6448, 20026), (6851, 18848), (7072, 18259), (7657, 16864), (7688, 16796), (7904, 16337), (8398, 15376), (8432, 15314), (9424, 13702), (10013, 12896), (10336, 12493)]