80565290

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{6389}}^1$

素因数の和:6506

約数の個数: 32

約数和(自身を含む): 157807440

約数和(自身を除く): 77242150

約数列:

[1, 2, 5, 10, 13, 26, 65, 97, 130, 194, 485, 970, 1261, 2522, 6305, 6389, 12610, 12778, 31945, 63890, 83057, 166114, 415285, 619733, 830570, 1239466, 3098665, 6197330, 8056529, 16113058, 40282645, 80565290]

約数ペア:

[(1, 80565290), (2, 40282645), (5, 16113058), (10, 8056529), (13, 6197330), (26, 3098665), (65, 1239466), (97, 830570), (130, 619733), (194, 415285), (485, 166114), (970, 83057), (1261, 63890), (2522, 31945), (6305, 12778), (6389, 12610)]