1678312465085

素因数分解:

$5^1\times {\mathrm{109}}^1\times {\mathrm{131}}^1\times {\mathrm{1303}}^1\times {\mathrm{18041}}^1$

素因数の和:19589

約数の個数: 32

約数和(自身を含む): 2049652028160

約数和(自身を除く): 371339563075

約数列:

[1, 5, 109, 131, 545, 655, 1303, 6515, 14279, 18041, 71395, 90205, 142027, 170693, 710135, 853465, 1966469, 2363371, 9832345, 11816855, 18605537, 23507423, 93027685, 117537115, 257607439, 1288037195, 2562309107, 3079472413, 12811545535, 15397362065, 335662493017, 1678312465085]

約数ペア:

[(1, 1678312465085), (5, 335662493017), (109, 15397362065), (131, 12811545535), (545, 3079472413), (655, 2562309107), (1303, 1288037195), (6515, 257607439), (14279, 117537115), (18041, 93027685), (71395, 23507423), (90205, 18605537), (142027, 11816855), (170693, 9832345), (710135, 2363371), (853465, 1966469)]