71313968

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{613}}^1\times {\mathrm{661}}^1$

素因数の和:1293

約数の個数: 40

約数和(自身を含む): 151206096

約数和(自身を除く): 79892128

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 613, 661, 1226, 1322, 2452, 2644, 4904, 5288, 6743, 7271, 9808, 10576, 13486, 14542, 26972, 29084, 53944, 58168, 107888, 116336, 405193, 810386, 1620772, 3241544, 4457123, 6483088, 8914246, 17828492, 35656984, 71313968]

約数ペア:

[(1, 71313968), (2, 35656984), (4, 17828492), (8, 8914246), (11, 6483088), (16, 4457123), (22, 3241544), (44, 1620772), (88, 810386), (176, 405193), (613, 116336), (661, 107888), (1226, 58168), (1322, 53944), (2452, 29084), (2644, 26972), (4904, 14542), (5288, 13486), (6743, 10576), (7271, 9808)]