51339210

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{131639}}^1$

素因数の和:131662

約数の個数: 32

約数和(自身を含む): 132693120

約数和(自身を除く): 81353910

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 131639, 263278, 394917, 658195, 789834, 1316390, 1711307, 1974585, 3422614, 3949170, 5133921, 8556535, 10267842, 17113070, 25669605, 51339210]

約数ペア:

[(1, 51339210), (2, 25669605), (3, 17113070), (5, 10267842), (6, 8556535), (10, 5133921), (13, 3949170), (15, 3422614), (26, 1974585), (30, 1711307), (39, 1316390), (65, 789834), (78, 658195), (130, 394917), (195, 263278), (390, 131639)]