2051258495

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{167}}^1\times {\mathrm{419}}^1$

素因数の和:656

約数の個数: 64

約数和(自身を含む): 2987228160

約数和(自身を除く): 935969665

約数列:

[1, 5, 11, 13, 41, 55, 65, 143, 167, 205, 419, 451, 533, 715, 835, 1837, 2095, 2171, 2255, 2665, 4609, 5447, 5863, 6847, 9185, 10855, 17179, 23045, 23881, 27235, 29315, 34235, 59917, 69973, 75317, 85895, 89011, 119405, 188969, 223327, 299585, 349865, 376585, 445055, 769703, 909649, 944845, 979121, 1116635, 2456597, 2868893, 3848515, 4548245, 4895605, 10006139, 12282985, 14344465, 31557823, 37295609, 50030695, 157789115, 186478045, 410251699, 2051258495]

約数ペア:

[(1, 2051258495), (5, 410251699), (11, 186478045), (13, 157789115), (41, 50030695), (55, 37295609), (65, 31557823), (143, 14344465), (167, 12282985), (205, 10006139), (419, 4895605), (451, 4548245), (533, 3848515), (715, 2868893), (835, 2456597), (1837, 1116635), (2095, 979121), (2171, 944845), (2255, 909649), (2665, 769703), (4609, 445055), (5447, 376585), (5863, 349865), (6847, 299585), (9185, 223327), (10855, 188969), (17179, 119405), (23045, 89011), (23881, 85895), (27235, 75317), (29315, 69973), (34235, 59917)]