20077543545

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^2\times {\mathrm{83}}^1\times {\mathrm{97}}^1\times {\mathrm{173}}^1$

素因数の和:423

約数の個数: 96

約数和(自身を含む): 34136194176

約数和(自身を除く): 14058650631

約数列:

[1, 3, 5, 15, 31, 83, 93, 97, 155, 173, 249, 291, 415, 465, 485, 519, 865, 961, 1245, 1455, 2573, 2595, 2883, 3007, 4805, 5363, 7719, 8051, 9021, 12865, 14359, 14415, 15035, 16089, 16781, 24153, 26815, 38595, 40255, 43077, 45105, 50343, 71795, 79763, 80445, 83905, 93217, 120765, 166253, 215385, 239289, 249581, 251715, 279651, 398815, 445129, 466085, 498759, 520211, 748743, 831265, 1196445, 1247905, 1335387, 1392823, 1398255, 1560633, 2225645, 2493795, 2601055, 3743715, 4178469, 6676935, 6964115, 7737011, 7803165, 13798999, 16126541, 20892345, 23211033, 38685055, 41396997, 43177513, 48379623, 68994995, 80632705, 116055165, 129532539, 206984985, 215887565, 241898115, 647662695, 1338502903, 4015508709, 6692514515, 20077543545]

約数ペア:

[(1, 20077543545), (3, 6692514515), (5, 4015508709), (15, 1338502903), (31, 647662695), (83, 241898115), (93, 215887565), (97, 206984985), (155, 129532539), (173, 116055165), (249, 80632705), (291, 68994995), (415, 48379623), (465, 43177513), (485, 41396997), (519, 38685055), (865, 23211033), (961, 20892345), (1245, 16126541), (1455, 13798999), (2573, 7803165), (2595, 7737011), (2883, 6964115), (3007, 6676935), (4805, 4178469), (5363, 3743715), (7719, 2601055), (8051, 2493795), (9021, 2225645), (12865, 1560633), (14359, 1398255), (14415, 1392823), (15035, 1335387), (16089, 1247905), (16781, 1196445), (24153, 831265), (26815, 748743), (38595, 520211), (40255, 498759), (43077, 466085), (45105, 445129), (50343, 398815), (71795, 279651), (79763, 251715), (80445, 249581), (83905, 239289), (93217, 215385), (120765, 166253)]