199997170

素因数分解:

$2^1\times 5^1\times {\mathrm{101}}^1\times {\mathrm{198017}}^1$

素因数の和:198125

約数の個数: 16

約数和(自身を含む): 363561048

約数和(自身を除く): 163563878

約数列:

[1, 2, 5, 10, 101, 202, 505, 1010, 198017, 396034, 990085, 1980170, 19999717, 39999434, 99998585, 199997170]

約数ペア:

[(1, 199997170), (2, 99998585), (5, 39999434), (10, 19999717), (101, 1980170), (202, 990085), (505, 396034), (1010, 198017)]