71336144

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{409}}^1\times {\mathrm{991}}^1$

素因数の和:1419

約数の個数: 40

約数和(自身を含む): 151299840

約数和(自身を除く): 79963696

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 409, 818, 991, 1636, 1982, 3272, 3964, 4499, 6544, 7928, 8998, 10901, 15856, 17996, 21802, 35992, 43604, 71984, 87208, 174416, 405319, 810638, 1621276, 3242552, 4458509, 6485104, 8917018, 17834036, 35668072, 71336144]

約数ペア:

[(1, 71336144), (2, 35668072), (4, 17834036), (8, 8917018), (11, 6485104), (16, 4458509), (22, 3242552), (44, 1621276), (88, 810638), (176, 405319), (409, 174416), (818, 87208), (991, 71984), (1636, 43604), (1982, 35992), (3272, 21802), (3964, 17996), (4499, 15856), (6544, 10901), (7928, 8998)]