28309100

素因数分解:

$2^2\times 5^2\times {\mathrm{131}}^1\times {\mathrm{2161}}^1$

素因数の和:2306

約数の個数: 36

約数和(自身を含む): 61928328

約数和(自身を除く): 33619228

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 131, 262, 524, 655, 1310, 2161, 2620, 3275, 4322, 6550, 8644, 10805, 13100, 21610, 43220, 54025, 108050, 216100, 283091, 566182, 1132364, 1415455, 2830910, 5661820, 7077275, 14154550, 28309100]

約数ペア:

[(1, 28309100), (2, 14154550), (4, 7077275), (5, 5661820), (10, 2830910), (20, 1415455), (25, 1132364), (50, 566182), (100, 283091), (131, 216100), (262, 108050), (524, 54025), (655, 43220), (1310, 21610), (2161, 13100), (2620, 10805), (3275, 8644), (4322, 6550)]