65489870

素因数分解:

$2^1\times 5^1\times {\mathrm{1213}}^1\times {\mathrm{5399}}^1$

素因数の和:6619

約数の個数: 16

約数和(自身を含む): 118000800

約数和(自身を除く): 52510930

約数列:

[1, 2, 5, 10, 1213, 2426, 5399, 6065, 10798, 12130, 26995, 53990, 6548987, 13097974, 32744935, 65489870]

約数ペア:

[(1, 65489870), (2, 32744935), (5, 13097974), (10, 6548987), (1213, 53990), (2426, 26995), (5399, 12130), (6065, 10798)]