128796200

素因数分解:

$2^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{49537}}^1$

素因数の和:49566

約数の個数: 48

約数和(自身を含む): 322492380

約数和(自身を除く): 193696180

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 40, 50, 52, 65, 100, 104, 130, 200, 260, 325, 520, 650, 1300, 2600, 49537, 99074, 198148, 247685, 396296, 495370, 643981, 990740, 1238425, 1287962, 1981480, 2476850, 2575924, 3219905, 4953700, 5151848, 6439810, 9907400, 12879620, 16099525, 25759240, 32199050, 64398100, 128796200]

約数ペア:

[(1, 128796200), (2, 64398100), (4, 32199050), (5, 25759240), (8, 16099525), (10, 12879620), (13, 9907400), (20, 6439810), (25, 5151848), (26, 4953700), (40, 3219905), (50, 2575924), (52, 2476850), (65, 1981480), (100, 1287962), (104, 1238425), (130, 990740), (200, 643981), (260, 495370), (325, 396296), (520, 247685), (650, 198148), (1300, 99074), (2600, 49537)]