65944880

素因数分解:

$2^4\times 5^1\times {\mathrm{239}}^1\times {\mathrm{3449}}^1$

素因数の和:3701

約数の個数: 40

約数和(自身を含む): 154008000

約数和(自身を除く): 88063120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 239, 478, 956, 1195, 1912, 2390, 3449, 3824, 4780, 6898, 9560, 13796, 17245, 19120, 27592, 34490, 55184, 68980, 137960, 275920, 824311, 1648622, 3297244, 4121555, 6594488, 8243110, 13188976, 16486220, 32972440, 65944880]

約数ペア:

[(1, 65944880), (2, 32972440), (4, 16486220), (5, 13188976), (8, 8243110), (10, 6594488), (16, 4121555), (20, 3297244), (40, 1648622), (80, 824311), (239, 275920), (478, 137960), (956, 68980), (1195, 55184), (1912, 34490), (2390, 27592), (3449, 19120), (3824, 17245), (4780, 13796), (6898, 9560)]