200996900

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{154613}}^1$

素因数の和:154640

約数の個数: 36

約数和(自身を含む): 469717332

約数和(自身を除く): 268720432

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 260, 325, 650, 1300, 154613, 309226, 618452, 773065, 1546130, 2009969, 3092260, 3865325, 4019938, 7730650, 8039876, 10049845, 15461300, 20099690, 40199380, 50249225, 100498450, 200996900]

約数ペア:

[(1, 200996900), (2, 100498450), (4, 50249225), (5, 40199380), (10, 20099690), (13, 15461300), (20, 10049845), (25, 8039876), (26, 7730650), (50, 4019938), (52, 3865325), (65, 3092260), (100, 2009969), (130, 1546130), (260, 773065), (325, 618452), (650, 309226), (1300, 154613)]