56271475

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{41}}^2\times {\mathrm{103}}^1$

素因数の和:208

約数の個数: 36

約数和(自身を含む): 77769328

約数和(自身を除く): 21497853

約数列:

[1, 5, 13, 25, 41, 65, 103, 205, 325, 515, 533, 1025, 1339, 1681, 2575, 2665, 4223, 6695, 8405, 13325, 21115, 21853, 33475, 42025, 54899, 105575, 109265, 173143, 274495, 546325, 865715, 1372475, 2250859, 4328575, 11254295, 56271475]

約数ペア:

[(1, 56271475), (5, 11254295), (13, 4328575), (25, 2250859), (41, 1372475), (65, 865715), (103, 546325), (205, 274495), (325, 173143), (515, 109265), (533, 105575), (1025, 54899), (1339, 42025), (1681, 33475), (2575, 21853), (2665, 21115), (4223, 13325), (6695, 8405)]