56215510

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{199}}^1$

素因数の和:313

約数の個数: 64

約数和(自身を含む): 114307200

約数和(自身を除く): 58091690

約数列:

[1, 2, 5, 10, 13, 26, 41, 53, 65, 82, 106, 130, 199, 205, 265, 398, 410, 530, 533, 689, 995, 1066, 1378, 1990, 2173, 2587, 2665, 3445, 4346, 5174, 5330, 6890, 8159, 10547, 10865, 12935, 16318, 21094, 21730, 25870, 28249, 40795, 52735, 56498, 81590, 105470, 106067, 137111, 141245, 212134, 274222, 282490, 432427, 530335, 685555, 864854, 1060670, 1371110, 2162135, 4324270, 5621551, 11243102, 28107755, 56215510]

約数ペア:

[(1, 56215510), (2, 28107755), (5, 11243102), (10, 5621551), (13, 4324270), (26, 2162135), (41, 1371110), (53, 1060670), (65, 864854), (82, 685555), (106, 530335), (130, 432427), (199, 282490), (205, 274222), (265, 212134), (398, 141245), (410, 137111), (530, 106067), (533, 105470), (689, 81590), (995, 56498), (1066, 52735), (1378, 40795), (1990, 28249), (2173, 25870), (2587, 21730), (2665, 21094), (3445, 16318), (4346, 12935), (5174, 10865), (5330, 10547), (6890, 8159)]