77985856

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{1399}}^1$

素因数の和:1491

約数の個数: 56

約数和(自身を含む): 169265600

約数和(自身を除く): 91279744

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 67, 104, 134, 208, 268, 416, 536, 832, 871, 1072, 1399, 1742, 2144, 2798, 3484, 4288, 5596, 6968, 11192, 13936, 18187, 22384, 27872, 36374, 44768, 55744, 72748, 89536, 93733, 145496, 187466, 290992, 374932, 581984, 749864, 1163968, 1218529, 1499728, 2437058, 2999456, 4874116, 5998912, 9748232, 19496464, 38992928, 77985856]

約数ペア:

[(1, 77985856), (2, 38992928), (4, 19496464), (8, 9748232), (13, 5998912), (16, 4874116), (26, 2999456), (32, 2437058), (52, 1499728), (64, 1218529), (67, 1163968), (104, 749864), (134, 581984), (208, 374932), (268, 290992), (416, 187466), (536, 145496), (832, 93733), (871, 89536), (1072, 72748), (1399, 55744), (1742, 44768), (2144, 36374), (2798, 27872), (3484, 22384), (4288, 18187), (5596, 13936), (6968, 11192)]