131038700

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{100799}}^1$

素因数の和:100826

約数の個数: 36

約数和(自身を含む): 306230400

約数和(自身を除く): 175191700

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 260, 325, 650, 1300, 100799, 201598, 403196, 503995, 1007990, 1310387, 2015980, 2519975, 2620774, 5039950, 5241548, 6551935, 10079900, 13103870, 26207740, 32759675, 65519350, 131038700]

約数ペア:

[(1, 131038700), (2, 65519350), (4, 32759675), (5, 26207740), (10, 13103870), (13, 10079900), (20, 6551935), (25, 5241548), (26, 5039950), (50, 2620774), (52, 2519975), (65, 2015980), (100, 1310387), (130, 1007990), (260, 503995), (325, 403196), (650, 201598), (1300, 100799)]