2080697900

素因数分解:

$2^2\times 5^2\times {\mathrm{5101}}^1\times {\mathrm{4079}}^1$

素因数の和:9194

約数の個数: 36

約数和(自身を含む): 4517106720

約数和(自身を除く): 2436408820

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 4079, 5101, 8158, 10202, 16316, 20395, 20404, 25505, 40790, 51010, 81580, 101975, 102020, 127525, 203950, 255050, 407900, 510100, 20806979, 41613958, 83227916, 104034895, 208069790, 416139580, 520174475, 1040348950, 2080697900]

約数ペア:

[(1, 2080697900), (2, 1040348950), (4, 520174475), (5, 416139580), (10, 208069790), (20, 104034895), (25, 83227916), (50, 41613958), (100, 20806979), (4079, 510100), (5101, 407900), (8158, 255050), (10202, 203950), (16316, 127525), (20395, 102020), (20404, 101975), (25505, 81580), (40790, 51010)]