128534900

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{98873}}^1$

素因数の和:98900

約数の個数: 36

約数和(自身を含む): 300379212

約数和(自身を除く): 171844312

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 260, 325, 650, 1300, 98873, 197746, 395492, 494365, 988730, 1285349, 1977460, 2471825, 2570698, 4943650, 5141396, 6426745, 9887300, 12853490, 25706980, 32133725, 64267450, 128534900]

約数ペア:

[(1, 128534900), (2, 64267450), (4, 32133725), (5, 25706980), (10, 12853490), (13, 9887300), (20, 6426745), (25, 5141396), (26, 4943650), (50, 2570698), (52, 2471825), (65, 1977460), (100, 1285349), (130, 988730), (260, 494365), (325, 395492), (650, 197746), (1300, 98873)]