2080493855

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{151}}^1\times {\mathrm{8081}}^1$

素因数の和:8279

約数の個数: 32

約数和(自身を含む): 2830381056

約数和(自身を除く): 749887201

約数列:

[1, 5, 11, 31, 55, 151, 155, 341, 755, 1661, 1705, 4681, 8081, 8305, 23405, 40405, 51491, 88891, 250511, 257455, 444455, 1220231, 1252555, 2755621, 6101155, 13422541, 13778105, 37827161, 67112705, 189135805, 416098771, 2080493855]

約数ペア:

[(1, 2080493855), (5, 416098771), (11, 189135805), (31, 67112705), (55, 37827161), (151, 13778105), (155, 13422541), (341, 6101155), (755, 2755621), (1661, 1252555), (1705, 1220231), (4681, 444455), (8081, 257455), (8305, 250511), (23405, 88891), (40405, 51491)]