163201168

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{257}}^1$

素因数の和:392

約数の個数: 80

約数和(自身を含む): 354727296

約数和(自身を除く): 191526128

約数列:

[1, 2, 4, 8, 13, 16, 26, 43, 52, 71, 86, 104, 142, 172, 208, 257, 284, 344, 514, 559, 568, 688, 923, 1028, 1118, 1136, 1846, 2056, 2236, 3053, 3341, 3692, 4112, 4472, 6106, 6682, 7384, 8944, 11051, 12212, 13364, 14768, 18247, 22102, 24424, 26728, 36494, 39689, 44204, 48848, 53456, 72988, 79378, 88408, 143663, 145976, 158756, 176816, 237211, 287326, 291952, 317512, 474422, 574652, 635024, 784621, 948844, 1149304, 1569242, 1897688, 2298608, 3138484, 3795376, 6276968, 10200073, 12553936, 20400146, 40800292, 81600584, 163201168]

約数ペア:

[(1, 163201168), (2, 81600584), (4, 40800292), (8, 20400146), (13, 12553936), (16, 10200073), (26, 6276968), (43, 3795376), (52, 3138484), (71, 2298608), (86, 1897688), (104, 1569242), (142, 1149304), (172, 948844), (208, 784621), (257, 635024), (284, 574652), (344, 474422), (514, 317512), (559, 291952), (568, 287326), (688, 237211), (923, 176816), (1028, 158756), (1118, 145976), (1136, 143663), (1846, 88408), (2056, 79378), (2236, 72988), (3053, 53456), (3341, 48848), (3692, 44204), (4112, 39689), (4472, 36494), (6106, 26728), (6682, 24424), (7384, 22102), (8944, 18247), (11051, 14768), (12212, 13364)]