51256485

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{181}}^1$

素因数の和:259

約数の個数: 96

約数和(自身を含む): 109025280

約数和(自身を除く): 57768795

約数列:

[1, 3, 5, 7, 9, 15, 21, 29, 31, 35, 45, 63, 87, 93, 105, 145, 155, 181, 203, 217, 261, 279, 315, 435, 465, 543, 609, 651, 899, 905, 1015, 1085, 1267, 1305, 1395, 1629, 1827, 1953, 2697, 2715, 3045, 3255, 3801, 4495, 5249, 5611, 6293, 6335, 8091, 8145, 9135, 9765, 11403, 13485, 15747, 16833, 18879, 19005, 26245, 28055, 31465, 36743, 39277, 40455, 47241, 50499, 56637, 57015, 78735, 84165, 94395, 110229, 117831, 162719, 183715, 196385, 236205, 252495, 283185, 330687, 353493, 488157, 551145, 589155, 813595, 1139033, 1464471, 1653435, 1767465, 2440785, 3417099, 5695165, 7322355, 10251297, 17085495, 51256485]

約数ペア:

[(1, 51256485), (3, 17085495), (5, 10251297), (7, 7322355), (9, 5695165), (15, 3417099), (21, 2440785), (29, 1767465), (31, 1653435), (35, 1464471), (45, 1139033), (63, 813595), (87, 589155), (93, 551145), (105, 488157), (145, 353493), (155, 330687), (181, 283185), (203, 252495), (217, 236205), (261, 196385), (279, 183715), (315, 162719), (435, 117831), (465, 110229), (543, 94395), (609, 84165), (651, 78735), (899, 57015), (905, 56637), (1015, 50499), (1085, 47241), (1267, 40455), (1305, 39277), (1395, 36743), (1629, 31465), (1827, 28055), (1953, 26245), (2697, 19005), (2715, 18879), (3045, 16833), (3255, 15747), (3801, 13485), (4495, 11403), (5249, 9765), (5611, 9135), (6293, 8145), (6335, 8091)]