81361295

素因数分解:

$5^1\times {\mathrm{59}}^1\times {\mathrm{389}}^1\times {\mathrm{709}}^1$

素因数の和:1162

約数の個数: 16

約数和(自身を含む): 99684000

約数和(自身を除く): 18322705

約数列:

[1, 5, 59, 295, 389, 709, 1945, 3545, 22951, 41831, 114755, 209155, 275801, 1379005, 16272259, 81361295]

約数ペア:

[(1, 81361295), (5, 16272259), (59, 1379005), (295, 275801), (389, 209155), (709, 114755), (1945, 41831), (3545, 22951)]