66914536

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{43}}^1\times {\mathrm{1151}}^1$

素因数の和:1226

約数の個数: 48

約数和(自身を含む): 139138560

約数和(自身を除く): 72224024

約数列:

[1, 2, 4, 8, 13, 26, 43, 52, 86, 104, 169, 172, 338, 344, 559, 676, 1118, 1151, 1352, 2236, 2302, 4472, 4604, 7267, 9208, 14534, 14963, 29068, 29926, 49493, 58136, 59852, 98986, 119704, 194519, 197972, 389038, 395944, 643409, 778076, 1286818, 1556152, 2573636, 5147272, 8364317, 16728634, 33457268, 66914536]

約数ペア:

[(1, 66914536), (2, 33457268), (4, 16728634), (8, 8364317), (13, 5147272), (26, 2573636), (43, 1556152), (52, 1286818), (86, 778076), (104, 643409), (169, 395944), (172, 389038), (338, 197972), (344, 194519), (559, 119704), (676, 98986), (1118, 59852), (1151, 58136), (1352, 49493), (2236, 29926), (2302, 29068), (4472, 14963), (4604, 14534), (7267, 9208)]