81195352

素因数分解:

$2^3\times 7^2\times {\mathrm{43}}^1\times {\mathrm{4817}}^1$

素因数の和:4880

約数の個数: 48

約数和(自身を含む): 181253160

約数和(自身を除く): 100057808

約数列:

[1, 2, 4, 7, 8, 14, 28, 43, 49, 56, 86, 98, 172, 196, 301, 344, 392, 602, 1204, 2107, 2408, 4214, 4817, 8428, 9634, 16856, 19268, 33719, 38536, 67438, 134876, 207131, 236033, 269752, 414262, 472066, 828524, 944132, 1449917, 1657048, 1888264, 2899834, 5799668, 10149419, 11599336, 20298838, 40597676, 81195352]

約数ペア:

[(1, 81195352), (2, 40597676), (4, 20298838), (7, 11599336), (8, 10149419), (14, 5799668), (28, 2899834), (43, 1888264), (49, 1657048), (56, 1449917), (86, 944132), (98, 828524), (172, 472066), (196, 414262), (301, 269752), (344, 236033), (392, 207131), (602, 134876), (1204, 67438), (2107, 38536), (2408, 33719), (4214, 19268), (4817, 16856), (8428, 9634)]