53788072

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{311}}^1\times {\mathrm{1663}}^1$

素因数の和:1993

約数の個数: 32

約数和(自身を含む): 109025280

約数和(自身を除く): 55237208

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 311, 622, 1244, 1663, 2488, 3326, 4043, 6652, 8086, 13304, 16172, 21619, 32344, 43238, 86476, 172952, 517193, 1034386, 2068772, 4137544, 6723509, 13447018, 26894036, 53788072]

約数ペア:

[(1, 53788072), (2, 26894036), (4, 13447018), (8, 6723509), (13, 4137544), (26, 2068772), (52, 1034386), (104, 517193), (311, 172952), (622, 86476), (1244, 43238), (1663, 32344), (2488, 21619), (3326, 16172), (4043, 13304), (6652, 8086)]