199345900

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{153343}}^1$

素因数の和:153370

約数の個数: 36

約数和(自身を含む): 465859072

約数和(自身を除く): 266513172

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 260, 325, 650, 1300, 153343, 306686, 613372, 766715, 1533430, 1993459, 3066860, 3833575, 3986918, 7667150, 7973836, 9967295, 15334300, 19934590, 39869180, 49836475, 99672950, 199345900]

約数ペア:

[(1, 199345900), (2, 99672950), (4, 49836475), (5, 39869180), (10, 19934590), (13, 15334300), (20, 9967295), (25, 7973836), (26, 7667150), (50, 3986918), (52, 3833575), (65, 3066860), (100, 1993459), (130, 1533430), (260, 766715), (325, 613372), (650, 306686), (1300, 153343)]