80814678

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{257}}^1\times {\mathrm{7487}}^1$

素因数の和:7756

約数の個数: 32

約数和(自身を含む): 185462784

約数和(自身を除く): 104648106

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 257, 514, 771, 1542, 1799, 3598, 5397, 7487, 10794, 14974, 22461, 44922, 52409, 104818, 157227, 314454, 1924159, 3848318, 5772477, 11544954, 13469113, 26938226, 40407339, 80814678]

約数ペア:

[(1, 80814678), (2, 40407339), (3, 26938226), (6, 13469113), (7, 11544954), (14, 5772477), (21, 3848318), (42, 1924159), (257, 314454), (514, 157227), (771, 104818), (1542, 52409), (1799, 44922), (3598, 22461), (5397, 14974), (7487, 10794)]