85173128

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{3989}}^1$

素因数の和:4169

約数の個数: 32

約数和(自身を含む): 170213400

約数和(自身を除く): 85040272

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 157, 314, 628, 1256, 2669, 3989, 5338, 7978, 10676, 15956, 21352, 31912, 67813, 135626, 271252, 542504, 626273, 1252546, 2505092, 5010184, 10646641, 21293282, 42586564, 85173128]

約数ペア:

[(1, 85173128), (2, 42586564), (4, 21293282), (8, 10646641), (17, 5010184), (34, 2505092), (68, 1252546), (136, 626273), (157, 542504), (314, 271252), (628, 135626), (1256, 67813), (2669, 31912), (3989, 21352), (5338, 15956), (7978, 10676)]