90389905

素因数分解:

$5^1\times {\mathrm{83}}^1\times {\mathrm{173}}^1\times {\mathrm{1259}}^1$

素因数の和:1520

約数の個数: 16

約数和(自身を含む): 110496960

約数和(自身を除く): 20107055

約数列:

[1, 5, 83, 173, 415, 865, 1259, 6295, 14359, 71795, 104497, 217807, 522485, 1089035, 18077981, 90389905]

約数ペア:

[(1, 90389905), (5, 18077981), (83, 1089035), (173, 522485), (415, 217807), (865, 104497), (1259, 71795), (6295, 14359)]