40654144

素因数分解:

$2^6\times {\mathrm{31}}^2\times {\mathrm{661}}^1$

素因数の和:735

約数の個数: 42

約数和(自身を含む): 83485482

約数和(自身を除く): 42831338

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 248, 496, 661, 961, 992, 1322, 1922, 1984, 2644, 3844, 5288, 7688, 10576, 15376, 20491, 21152, 30752, 40982, 42304, 61504, 81964, 163928, 327856, 635221, 655712, 1270442, 1311424, 2540884, 5081768, 10163536, 20327072, 40654144]

約数ペア:

[(1, 40654144), (2, 20327072), (4, 10163536), (8, 5081768), (16, 2540884), (31, 1311424), (32, 1270442), (62, 655712), (64, 635221), (124, 327856), (248, 163928), (496, 81964), (661, 61504), (961, 42304), (992, 40982), (1322, 30752), (1922, 21152), (1984, 20491), (2644, 15376), (3844, 10576), (5288, 7688)]