85719712

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1$

素因数の和:111

約数の個数: 144

約数和(自身を含む): 207954432

約数和(自身を除く): 122234720

約数列:

[1, 2, 4, 8, 13, 16, 17, 23, 26, 31, 32, 34, 46, 52, 62, 68, 92, 104, 124, 136, 184, 208, 221, 248, 272, 289, 299, 368, 391, 403, 416, 442, 496, 527, 544, 578, 598, 713, 736, 782, 806, 884, 992, 1054, 1156, 1196, 1426, 1564, 1612, 1768, 2108, 2312, 2392, 2852, 3128, 3224, 3536, 3757, 4216, 4624, 4784, 5083, 5704, 6256, 6448, 6647, 6851, 7072, 7514, 8432, 8959, 9248, 9269, 9568, 10166, 11408, 12121, 12512, 12896, 13294, 13702, 15028, 16864, 17918, 18538, 20332, 22816, 24242, 26588, 27404, 30056, 35836, 37076, 40664, 48484, 53176, 54808, 60112, 71672, 74152, 81328, 86411, 96968, 106352, 109616, 116467, 120224, 143344, 148304, 157573, 162656, 172822, 193936, 206057, 212704, 219232, 232934, 286688, 296608, 315146, 345644, 387872, 412114, 465868, 630292, 691288, 824228, 931736, 1260584, 1382576, 1648456, 1863472, 2521168, 2678741, 2765152, 3296912, 3726944, 5042336, 5357482, 6593824, 10714964, 21429928, 42859856, 85719712]

約数ペア:

[(1, 85719712), (2, 42859856), (4, 21429928), (8, 10714964), (13, 6593824), (16, 5357482), (17, 5042336), (23, 3726944), (26, 3296912), (31, 2765152), (32, 2678741), (34, 2521168), (46, 1863472), (52, 1648456), (62, 1382576), (68, 1260584), (92, 931736), (104, 824228), (124, 691288), (136, 630292), (184, 465868), (208, 412114), (221, 387872), (248, 345644), (272, 315146), (289, 296608), (299, 286688), (368, 232934), (391, 219232), (403, 212704), (416, 206057), (442, 193936), (496, 172822), (527, 162656), (544, 157573), (578, 148304), (598, 143344), (713, 120224), (736, 116467), (782, 109616), (806, 106352), (884, 96968), (992, 86411), (1054, 81328), (1156, 74152), (1196, 71672), (1426, 60112), (1564, 54808), (1612, 53176), (1768, 48484), (2108, 40664), (2312, 37076), (2392, 35836), (2852, 30056), (3128, 27404), (3224, 26588), (3536, 24242), (3757, 22816), (4216, 20332), (4624, 18538), (4784, 17918), (5083, 16864), (5704, 15028), (6256, 13702), (6448, 13294), (6647, 12896), (6851, 12512), (7072, 12121), (7514, 11408), (8432, 10166), (8959, 9568), (9248, 9269)]