172065245

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{163}}^1\times {\mathrm{1129}}^1$

素因数の和:1325

約数の個数: 32

約数和(自身を含む): 240174720

約数和(自身を除く): 68109475

約数列:

[1, 5, 11, 17, 55, 85, 163, 187, 815, 935, 1129, 1793, 2771, 5645, 8965, 12419, 13855, 19193, 30481, 62095, 95965, 152405, 184027, 211123, 920135, 1055615, 2024297, 3128459, 10121485, 15642295, 34413049, 172065245]

約数ペア:

[(1, 172065245), (5, 34413049), (11, 15642295), (17, 10121485), (55, 3128459), (85, 2024297), (163, 1055615), (187, 920135), (815, 211123), (935, 184027), (1129, 152405), (1793, 95965), (2771, 62095), (5645, 30481), (8965, 19193), (12419, 13855)]