56429680

素因数分解:

$2^4\times 5^1\times {\mathrm{643}}^1\times {\mathrm{1097}}^1$

素因数の和:1753

約数の個数: 40

約数和(自身を含む): 131522832

約数和(自身を除く): 75093152

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 643, 1097, 1286, 2194, 2572, 3215, 4388, 5144, 5485, 6430, 8776, 10288, 10970, 12860, 17552, 21940, 25720, 43880, 51440, 87760, 705371, 1410742, 2821484, 3526855, 5642968, 7053710, 11285936, 14107420, 28214840, 56429680]

約数ペア:

[(1, 56429680), (2, 28214840), (4, 14107420), (5, 11285936), (8, 7053710), (10, 5642968), (16, 3526855), (20, 2821484), (40, 1410742), (80, 705371), (643, 87760), (1097, 51440), (1286, 43880), (2194, 25720), (2572, 21940), (3215, 17552), (4388, 12860), (5144, 10970), (5485, 10288), (6430, 8776)]