77767736

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{181}}^1\times {\mathrm{1249}}^1$

素因数の和:1479

約数の個数: 32

約数和(自身を含む): 150150000

約数和(自身を除く): 72382264

約数列:

[1, 2, 4, 8, 43, 86, 172, 181, 344, 362, 724, 1249, 1448, 2498, 4996, 7783, 9992, 15566, 31132, 53707, 62264, 107414, 214828, 226069, 429656, 452138, 904276, 1808552, 9720967, 19441934, 38883868, 77767736]

約数ペア:

[(1, 77767736), (2, 38883868), (4, 19441934), (8, 9720967), (43, 1808552), (86, 904276), (172, 452138), (181, 429656), (344, 226069), (362, 214828), (724, 107414), (1249, 62264), (1448, 53707), (2498, 31132), (4996, 15566), (7783, 9992)]