71169904

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{263}}^1\times {\mathrm{1301}}^1$

素因数の和:1585

約数の個数: 40

約数和(自身を含む): 149177952

約数和(自身を除く): 78008048

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 263, 526, 1052, 1301, 2104, 2602, 3419, 4208, 5204, 6838, 10408, 13676, 16913, 20816, 27352, 33826, 54704, 67652, 135304, 270608, 342163, 684326, 1368652, 2737304, 4448119, 5474608, 8896238, 17792476, 35584952, 71169904]

約数ペア:

[(1, 71169904), (2, 35584952), (4, 17792476), (8, 8896238), (13, 5474608), (16, 4448119), (26, 2737304), (52, 1368652), (104, 684326), (208, 342163), (263, 270608), (526, 135304), (1052, 67652), (1301, 54704), (2104, 33826), (2602, 27352), (3419, 20816), (4208, 16913), (5204, 13676), (6838, 10408)]