133271800

素因数分解:

$2^3\times 5^2\times {\mathrm{521}}^1\times {\mathrm{1279}}^1$

素因数の和:1816

約数の個数: 48

約数和(自身を含む): 310694400

約数和(自身を除く): 177422600

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 521, 1042, 1279, 2084, 2558, 2605, 4168, 5116, 5210, 6395, 10232, 10420, 12790, 13025, 20840, 25580, 26050, 31975, 51160, 52100, 63950, 104200, 127900, 255800, 666359, 1332718, 2665436, 3331795, 5330872, 6663590, 13327180, 16658975, 26654360, 33317950, 66635900, 133271800]

約数ペア:

[(1, 133271800), (2, 66635900), (4, 33317950), (5, 26654360), (8, 16658975), (10, 13327180), (20, 6663590), (25, 5330872), (40, 3331795), (50, 2665436), (100, 1332718), (200, 666359), (521, 255800), (1042, 127900), (1279, 104200), (2084, 63950), (2558, 52100), (2605, 51160), (4168, 31975), (5116, 26050), (5210, 25580), (6395, 20840), (10232, 13025), (10420, 12790)]