520161265

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{269}}^1\times {\mathrm{419}}^1$

素因数の和:777

約数の個数: 32

約数和(自身を含む): 685843200

約数和(自身を除く): 165681935

約数列:

[1, 5, 13, 65, 71, 269, 355, 419, 923, 1345, 2095, 3497, 4615, 5447, 17485, 19099, 27235, 29749, 95495, 112711, 148745, 248287, 386737, 563555, 1241435, 1465243, 1933685, 7326215, 8002481, 40012405, 104032253, 520161265]

約数ペア:

[(1, 520161265), (5, 104032253), (13, 40012405), (65, 8002481), (71, 7326215), (269, 1933685), (355, 1465243), (419, 1241435), (923, 563555), (1345, 386737), (2095, 248287), (3497, 148745), (4615, 112711), (5447, 95495), (17485, 29749), (19099, 27235)]