51054220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{7759}}^1$

素因数の和:7822

約数の個数: 48

約数和(自身を含む): 125153280

約数和(自身を除く): 74099060

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 47, 70, 94, 140, 188, 235, 329, 470, 658, 940, 1316, 1645, 3290, 6580, 7759, 15518, 31036, 38795, 54313, 77590, 108626, 155180, 217252, 271565, 364673, 543130, 729346, 1086260, 1458692, 1823365, 2552711, 3646730, 5105422, 7293460, 10210844, 12763555, 25527110, 51054220]

約数ペア:

[(1, 51054220), (2, 25527110), (4, 12763555), (5, 10210844), (7, 7293460), (10, 5105422), (14, 3646730), (20, 2552711), (28, 1823365), (35, 1458692), (47, 1086260), (70, 729346), (94, 543130), (140, 364673), (188, 271565), (235, 217252), (329, 155180), (470, 108626), (658, 77590), (940, 54313), (1316, 38795), (1645, 31036), (3290, 15518), (6580, 7759)]