20063859835

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1\times {\mathrm{709}}^1$

素因数の和:920

約数の個数: 64

約数和(自身を含む): 26268318720

約数和(自身を除く): 6204458885

約数列:

[1, 5, 31, 41, 61, 73, 155, 205, 305, 365, 709, 1271, 1891, 2263, 2501, 2993, 3545, 4453, 6355, 9455, 11315, 12505, 14965, 21979, 22265, 29069, 43249, 51757, 77531, 92783, 109895, 138043, 145345, 182573, 216245, 258785, 387655, 463915, 690215, 901139, 912865, 1340719, 1604467, 1773209, 2122037, 3157177, 4505695, 5659763, 6703595, 8022335, 8866045, 10610185, 15785885, 28298815, 54969479, 65783147, 97872487, 129444257, 274847395, 328915735, 489362435, 647221285, 4012771967, 20063859835]

約数ペア:

[(1, 20063859835), (5, 4012771967), (31, 647221285), (41, 489362435), (61, 328915735), (73, 274847395), (155, 129444257), (205, 97872487), (305, 65783147), (365, 54969479), (709, 28298815), (1271, 15785885), (1891, 10610185), (2263, 8866045), (2501, 8022335), (2993, 6703595), (3545, 5659763), (4453, 4505695), (6355, 3157177), (9455, 2122037), (11315, 1773209), (12505, 1604467), (14965, 1340719), (21979, 912865), (22265, 901139), (29069, 690215), (43249, 463915), (51757, 387655), (77531, 258785), (92783, 216245), (109895, 182573), (138043, 145345)]