90400088

素因数分解:

$2^3\times {\mathrm{149}}^1\times {\mathrm{181}}^1\times {\mathrm{419}}^1$

素因数の和:755

約数の個数: 32

約数和(自身を含む): 171990000

約数和(自身を除く): 81589912

約数列:

[1, 2, 4, 8, 149, 181, 298, 362, 419, 596, 724, 838, 1192, 1448, 1676, 3352, 26969, 53938, 62431, 75839, 107876, 124862, 151678, 215752, 249724, 303356, 499448, 606712, 11300011, 22600022, 45200044, 90400088]

約数ペア:

[(1, 90400088), (2, 45200044), (4, 22600022), (8, 11300011), (149, 606712), (181, 499448), (298, 303356), (362, 249724), (419, 215752), (596, 151678), (724, 124862), (838, 107876), (1192, 75839), (1448, 62431), (1676, 53938), (3352, 26969)]