42139570

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{151}}^1$

素因数の和:271

約数の個数: 64

約数和(自身を含む): 86676480

約数和(自身を除く): 44536910

約数列:

[1, 2, 5, 10, 11, 22, 43, 55, 59, 86, 110, 118, 151, 215, 295, 302, 430, 473, 590, 649, 755, 946, 1298, 1510, 1661, 2365, 2537, 3245, 3322, 4730, 5074, 6490, 6493, 8305, 8909, 12685, 12986, 16610, 17818, 25370, 27907, 32465, 44545, 55814, 64930, 71423, 89090, 97999, 139535, 142846, 195998, 279070, 357115, 383087, 489995, 714230, 766174, 979990, 1915435, 3830870, 4213957, 8427914, 21069785, 42139570]

約数ペア:

[(1, 42139570), (2, 21069785), (5, 8427914), (10, 4213957), (11, 3830870), (22, 1915435), (43, 979990), (55, 766174), (59, 714230), (86, 489995), (110, 383087), (118, 357115), (151, 279070), (215, 195998), (295, 142846), (302, 139535), (430, 97999), (473, 89090), (590, 71423), (649, 64930), (755, 55814), (946, 44545), (1298, 32465), (1510, 27907), (1661, 25370), (2365, 17818), (2537, 16610), (3245, 12986), (3322, 12685), (4730, 8909), (5074, 8305), (6490, 6493)]