66400984

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{3917}}^1$

素因数の和:4099

約数の個数: 32

約数和(自身を含む): 134935920

約数和(自身を除く): 68534936

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 163, 326, 652, 1304, 2119, 3917, 4238, 7834, 8476, 15668, 16952, 31336, 50921, 101842, 203684, 407368, 638471, 1276942, 2553884, 5107768, 8300123, 16600246, 33200492, 66400984]

約数ペア:

[(1, 66400984), (2, 33200492), (4, 16600246), (8, 8300123), (13, 5107768), (26, 2553884), (52, 1276942), (104, 638471), (163, 407368), (326, 203684), (652, 101842), (1304, 50921), (2119, 31336), (3917, 16952), (4238, 15668), (7834, 8476)]