90128444

素因数分解:

$2^2\times 7^2\times {\mathrm{23}}^1\times {\mathrm{19993}}^1$

素因数の和:20034

約数の個数: 36

約数和(自身を含む): 191462544

約数和(自身を除く): 101334100

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 49, 92, 98, 161, 196, 322, 644, 1127, 2254, 4508, 19993, 39986, 79972, 139951, 279902, 459839, 559804, 919678, 979657, 1839356, 1959314, 3218873, 3918628, 6437746, 12875492, 22532111, 45064222, 90128444]

約数ペア:

[(1, 90128444), (2, 45064222), (4, 22532111), (7, 12875492), (14, 6437746), (23, 3918628), (28, 3218873), (46, 1959314), (49, 1839356), (92, 979657), (98, 919678), (161, 559804), (196, 459839), (322, 279902), (644, 139951), (1127, 79972), (2254, 39986), (4508, 19993)]