71281030

素因数分解:

$2^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{54413}}^1$

素因数の和:54551

約数の個数: 16

約数和(自身を含む): 129287664

約数和(自身を除く): 58006634

約数列:

[1, 2, 5, 10, 131, 262, 655, 1310, 54413, 108826, 272065, 544130, 7128103, 14256206, 35640515, 71281030]

約数ペア:

[(1, 71281030), (2, 35640515), (5, 14256206), (10, 7128103), (131, 544130), (262, 272065), (655, 108826), (1310, 54413)]