681750550

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{1048847}}^1$

素因数の和:1048872

約数の個数: 24

約数和(自身を含む): 1365600096

約数和(自身を除く): 683849546

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 325, 650, 1048847, 2097694, 5244235, 10488470, 13635011, 26221175, 27270022, 52442350, 68175055, 136350110, 340875275, 681750550]

約数ペア:

[(1, 681750550), (2, 340875275), (5, 136350110), (10, 68175055), (13, 52442350), (25, 27270022), (26, 26221175), (50, 13635011), (65, 10488470), (130, 5244235), (325, 2097694), (650, 1048847)]