42774100

素因数分解:

$2^2\times 5^2\times {\mathrm{521}}^1\times {\mathrm{821}}^1$

素因数の和:1356

約数の個数: 36

約数和(自身を含む): 93111228

約数和(自身を除く): 50337128

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 521, 821, 1042, 1642, 2084, 2605, 3284, 4105, 5210, 8210, 10420, 13025, 16420, 20525, 26050, 41050, 52100, 82100, 427741, 855482, 1710964, 2138705, 4277410, 8554820, 10693525, 21387050, 42774100]

約数ペア:

[(1, 42774100), (2, 21387050), (4, 10693525), (5, 8554820), (10, 4277410), (20, 2138705), (25, 1710964), (50, 855482), (100, 427741), (521, 82100), (821, 52100), (1042, 41050), (1642, 26050), (2084, 20525), (2605, 16420), (3284, 13025), (4105, 10420), (5210, 8210)]