67682816

素因数分解:

$2^9\times {\mathrm{163}}^1\times {\mathrm{811}}^1$

素因数の和:992

約数の個数: 40

約数和(自身を含む): 136230864

約数和(自身を除く): 68548048

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 163, 256, 326, 512, 652, 811, 1304, 1622, 2608, 3244, 5216, 6488, 10432, 12976, 20864, 25952, 41728, 51904, 83456, 103808, 132193, 207616, 264386, 415232, 528772, 1057544, 2115088, 4230176, 8460352, 16920704, 33841408, 67682816]

約数ペア:

[(1, 67682816), (2, 33841408), (4, 16920704), (8, 8460352), (16, 4230176), (32, 2115088), (64, 1057544), (128, 528772), (163, 415232), (256, 264386), (326, 207616), (512, 132193), (652, 103808), (811, 83456), (1304, 51904), (1622, 41728), (2608, 25952), (3244, 20864), (5216, 12976), (6488, 10432)]