77880145

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{83}}^2$

素因数の和:214

約数の個数: 48

約数和(自身を含む): 120493440

約数和(自身を除く): 42613295

約数列:

[1, 5, 7, 17, 19, 35, 83, 85, 95, 119, 133, 323, 415, 581, 595, 665, 1411, 1577, 1615, 2261, 2905, 6889, 7055, 7885, 9877, 11039, 11305, 26809, 34445, 48223, 49385, 55195, 117113, 130891, 134045, 187663, 241115, 585565, 654455, 819791, 916237, 938315, 2225147, 4098955, 4581185, 11125735, 15576029, 77880145]

約数ペア:

[(1, 77880145), (5, 15576029), (7, 11125735), (17, 4581185), (19, 4098955), (35, 2225147), (83, 938315), (85, 916237), (95, 819791), (119, 654455), (133, 585565), (323, 241115), (415, 187663), (581, 134045), (595, 130891), (665, 117113), (1411, 55195), (1577, 49385), (1615, 48223), (2261, 34445), (2905, 26809), (6889, 11305), (7055, 11039), (7885, 9877)]