205250500

素因数分解:

$2^2\times 5^3\times 7^1\times {\mathrm{13}}^2\times {\mathrm{347}}^1$

素因数の和:399

約数の個数: 144

約数和(自身を含む): 556343424

約数和(自身を除く): 351092924

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 25, 26, 28, 35, 50, 52, 65, 70, 91, 100, 125, 130, 140, 169, 175, 182, 250, 260, 325, 338, 347, 350, 364, 455, 500, 650, 676, 694, 700, 845, 875, 910, 1183, 1300, 1388, 1625, 1690, 1735, 1750, 1820, 2275, 2366, 2429, 3250, 3380, 3470, 3500, 4225, 4511, 4550, 4732, 4858, 5915, 6500, 6940, 8450, 8675, 9022, 9100, 9716, 11375, 11830, 12145, 16900, 17350, 18044, 21125, 22555, 22750, 23660, 24290, 29575, 31577, 34700, 42250, 43375, 45110, 45500, 48580, 58643, 59150, 60725, 63154, 84500, 86750, 90220, 112775, 117286, 118300, 121450, 126308, 147875, 157885, 173500, 225550, 234572, 242900, 293215, 295750, 303625, 315770, 410501, 451100, 563875, 586430, 591500, 607250, 631540, 789425, 821002, 1127750, 1172860, 1214500, 1466075, 1578850, 1642004, 2052505, 2255500, 2932150, 3157700, 3947125, 4105010, 5864300, 7330375, 7894250, 8210020, 10262525, 14660750, 15788500, 20525050, 29321500, 41050100, 51312625, 102625250, 205250500]

約数ペア:

[(1, 205250500), (2, 102625250), (4, 51312625), (5, 41050100), (7, 29321500), (10, 20525050), (13, 15788500), (14, 14660750), (20, 10262525), (25, 8210020), (26, 7894250), (28, 7330375), (35, 5864300), (50, 4105010), (52, 3947125), (65, 3157700), (70, 2932150), (91, 2255500), (100, 2052505), (125, 1642004), (130, 1578850), (140, 1466075), (169, 1214500), (175, 1172860), (182, 1127750), (250, 821002), (260, 789425), (325, 631540), (338, 607250), (347, 591500), (350, 586430), (364, 563875), (455, 451100), (500, 410501), (650, 315770), (676, 303625), (694, 295750), (700, 293215), (845, 242900), (875, 234572), (910, 225550), (1183, 173500), (1300, 157885), (1388, 147875), (1625, 126308), (1690, 121450), (1735, 118300), (1750, 117286), (1820, 112775), (2275, 90220), (2366, 86750), (2429, 84500), (3250, 63154), (3380, 60725), (3470, 59150), (3500, 58643), (4225, 48580), (4511, 45500), (4550, 45110), (4732, 43375), (4858, 42250), (5915, 34700), (6500, 31577), (6940, 29575), (8450, 24290), (8675, 23660), (9022, 22750), (9100, 22555), (9716, 21125), (11375, 18044), (11830, 17350), (12145, 16900)]