64125608

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{31}}^2\times {\mathrm{439}}^1$

素因数の和:526

約数の個数: 48

約数和(自身を含む): 131076000

約数和(自身を除く): 66950392

約数列:

[1, 2, 4, 8, 19, 31, 38, 62, 76, 124, 152, 248, 439, 589, 878, 961, 1178, 1756, 1922, 2356, 3512, 3844, 4712, 7688, 8341, 13609, 16682, 18259, 27218, 33364, 36518, 54436, 66728, 73036, 108872, 146072, 258571, 421879, 517142, 843758, 1034284, 1687516, 2068568, 3375032, 8015701, 16031402, 32062804, 64125608]

約数ペア:

[(1, 64125608), (2, 32062804), (4, 16031402), (8, 8015701), (19, 3375032), (31, 2068568), (38, 1687516), (62, 1034284), (76, 843758), (124, 517142), (152, 421879), (248, 258571), (439, 146072), (589, 108872), (878, 73036), (961, 66728), (1178, 54436), (1756, 36518), (1922, 33364), (2356, 27218), (3512, 18259), (3844, 16682), (4712, 13609), (7688, 8341)]