80778548

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{269}}^1\times {\mathrm{2029}}^1$

素因数の和:2339

約数の個数: 24

約数和(自身を含む): 145794600

約数和(自身を除く): 65016052

約数列:

[1, 2, 4, 37, 74, 148, 269, 538, 1076, 2029, 4058, 8116, 9953, 19906, 39812, 75073, 150146, 300292, 545801, 1091602, 2183204, 20194637, 40389274, 80778548]

約数ペア:

[(1, 80778548), (2, 40389274), (4, 20194637), (37, 2183204), (74, 1091602), (148, 545801), (269, 300292), (538, 150146), (1076, 75073), (2029, 39812), (4058, 19906), (8116, 9953)]