332825480

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{640049}}^1$

素因数の和:640073

約数の個数: 32

約数和(自身を含む): 806463000

約数和(自身を除く): 473637520

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 640049, 1280098, 2560196, 3200245, 5120392, 6400490, 8320637, 12800980, 16641274, 25601960, 33282548, 41603185, 66565096, 83206370, 166412740, 332825480]

約数ペア:

[(1, 332825480), (2, 166412740), (4, 83206370), (5, 66565096), (8, 41603185), (10, 33282548), (13, 25601960), (20, 16641274), (26, 12800980), (40, 8320637), (52, 6400490), (65, 5120392), (104, 3200245), (130, 2560196), (260, 1280098), (520, 640049)]