260907530

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{15803}}^1$

素因数の和:15950

約数の個数: 32

約数和(自身を含む): 509773824

約数和(自身を除く): 248866294

約数列:

[1, 2, 5, 10, 13, 26, 65, 127, 130, 254, 635, 1270, 1651, 3302, 8255, 15803, 16510, 31606, 79015, 158030, 205439, 410878, 1027195, 2006981, 2054390, 4013962, 10034905, 20069810, 26090753, 52181506, 130453765, 260907530]

約数ペア:

[(1, 260907530), (2, 130453765), (5, 52181506), (10, 26090753), (13, 20069810), (26, 10034905), (65, 4013962), (127, 2054390), (130, 2006981), (254, 1027195), (635, 410878), (1270, 205439), (1651, 158030), (3302, 79015), (8255, 31606), (15803, 16510)]