51561160

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{1721}}^1$

素因数の和:1846

約数の個数: 64

約数和(自身を含む): 133902720

約数和(自身を除く): 82341560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 107, 140, 214, 280, 428, 535, 749, 856, 1070, 1498, 1721, 2140, 2996, 3442, 3745, 4280, 5992, 6884, 7490, 8605, 12047, 13768, 14980, 17210, 24094, 29960, 34420, 48188, 60235, 68840, 96376, 120470, 184147, 240940, 368294, 481880, 736588, 920735, 1289029, 1473176, 1841470, 2578058, 3682940, 5156116, 6445145, 7365880, 10312232, 12890290, 25780580, 51561160]

約数ペア:

[(1, 51561160), (2, 25780580), (4, 12890290), (5, 10312232), (7, 7365880), (8, 6445145), (10, 5156116), (14, 3682940), (20, 2578058), (28, 1841470), (35, 1473176), (40, 1289029), (56, 920735), (70, 736588), (107, 481880), (140, 368294), (214, 240940), (280, 184147), (428, 120470), (535, 96376), (749, 68840), (856, 60235), (1070, 48188), (1498, 34420), (1721, 29960), (2140, 24094), (2996, 17210), (3442, 14980), (3745, 13768), (4280, 12047), (5992, 8605), (6884, 7490)]