845438464

素因数分解:

$2^9\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{1789}}^1$

素因数の和:1891

約数の個数: 80

約数和(自身を含む): 1845819360

約数和(自身を除く): 1000380896

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 71, 104, 128, 142, 208, 256, 284, 416, 512, 568, 832, 923, 1136, 1664, 1789, 1846, 2272, 3328, 3578, 3692, 4544, 6656, 7156, 7384, 9088, 14312, 14768, 18176, 23257, 28624, 29536, 36352, 46514, 57248, 59072, 93028, 114496, 118144, 127019, 186056, 228992, 236288, 254038, 372112, 457984, 472576, 508076, 744224, 915968, 1016152, 1488448, 1651247, 2032304, 2976896, 3302494, 4064608, 5953792, 6604988, 8129216, 11907584, 13209976, 16258432, 26419952, 32516864, 52839904, 65033728, 105679808, 211359616, 422719232, 845438464]

約数ペア:

[(1, 845438464), (2, 422719232), (4, 211359616), (8, 105679808), (13, 65033728), (16, 52839904), (26, 32516864), (32, 26419952), (52, 16258432), (64, 13209976), (71, 11907584), (104, 8129216), (128, 6604988), (142, 5953792), (208, 4064608), (256, 3302494), (284, 2976896), (416, 2032304), (512, 1651247), (568, 1488448), (832, 1016152), (923, 915968), (1136, 744224), (1664, 508076), (1789, 472576), (1846, 457984), (2272, 372112), (3328, 254038), (3578, 236288), (3692, 228992), (4544, 186056), (6656, 127019), (7156, 118144), (7384, 114496), (9088, 93028), (14312, 59072), (14768, 57248), (18176, 46514), (23257, 36352), (28624, 29536)]