20085057945

素因数分解:

$3^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{2713}}^1$

素因数の和:2848

約数の個数: 128

約数和(自身を含む): 38768947200

約数和(自身を除く): 18683889255

約数列:

[1, 3, 5, 9, 15, 27, 29, 31, 45, 61, 87, 93, 135, 145, 155, 183, 261, 279, 305, 435, 465, 549, 783, 837, 899, 915, 1305, 1395, 1647, 1769, 1891, 2697, 2713, 2745, 3915, 4185, 4495, 5307, 5673, 8091, 8139, 8235, 8845, 9455, 13485, 13565, 15921, 17019, 24273, 24417, 26535, 28365, 40455, 40695, 47763, 51057, 54839, 73251, 78677, 79605, 84103, 85095, 121365, 122085, 164517, 165493, 236031, 238815, 252309, 255285, 274195, 366255, 393385, 420515, 493551, 496479, 708093, 756927, 822585, 827465, 1180155, 1261545, 1480653, 1489437, 2124279, 2270781, 2438987, 2467755, 2482395, 3540465, 3784635, 4468311, 4799297, 5130283, 7316961, 7403265, 7447185, 10621395, 11353905, 12194935, 14397891, 15390849, 21950883, 22341555, 23996485, 25651415, 36584805, 43193673, 46172547, 65852649, 71989455, 76954245, 109754415, 129581019, 138517641, 148778207, 215968365, 230862735, 329263245, 446334621, 647905095, 692588205, 743891035, 1339003863, 2231673105, 4017011589, 6695019315, 20085057945]

約数ペア:

[(1, 20085057945), (3, 6695019315), (5, 4017011589), (9, 2231673105), (15, 1339003863), (27, 743891035), (29, 692588205), (31, 647905095), (45, 446334621), (61, 329263245), (87, 230862735), (93, 215968365), (135, 148778207), (145, 138517641), (155, 129581019), (183, 109754415), (261, 76954245), (279, 71989455), (305, 65852649), (435, 46172547), (465, 43193673), (549, 36584805), (783, 25651415), (837, 23996485), (899, 22341555), (915, 21950883), (1305, 15390849), (1395, 14397891), (1647, 12194935), (1769, 11353905), (1891, 10621395), (2697, 7447185), (2713, 7403265), (2745, 7316961), (3915, 5130283), (4185, 4799297), (4495, 4468311), (5307, 3784635), (5673, 3540465), (8091, 2482395), (8139, 2467755), (8235, 2438987), (8845, 2270781), (9455, 2124279), (13485, 1489437), (13565, 1480653), (15921, 1261545), (17019, 1180155), (24273, 827465), (24417, 822585), (26535, 756927), (28365, 708093), (40455, 496479), (40695, 493551), (47763, 420515), (51057, 393385), (54839, 366255), (73251, 274195), (78677, 255285), (79605, 252309), (84103, 238815), (85095, 236031), (121365, 165493), (122085, 164517)]