77020070

素因数分解:

$2^1\times 5^1\times {\mathrm{401}}^1\times {\mathrm{19207}}^1$

素因数の和:19615

約数の個数: 16

約数和(自身を含む): 138989088

約数和(自身を除く): 61969018

約数列:

[1, 2, 5, 10, 401, 802, 2005, 4010, 19207, 38414, 96035, 192070, 7702007, 15404014, 38510035, 77020070]

約数ペア:

[(1, 77020070), (2, 38510035), (5, 15404014), (10, 7702007), (401, 192070), (802, 96035), (2005, 38414), (4010, 19207)]