492020000

素因数分解:

$2^5\times 5^4\times {\mathrm{73}}^1\times {\mathrm{337}}^1$

素因数の和:440

約数の個数: 120

約数和(自身を含む): 1230665436

約数和(自身を除く): 738645436

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 73, 80, 100, 125, 146, 160, 200, 250, 292, 337, 365, 400, 500, 584, 625, 674, 730, 800, 1000, 1168, 1250, 1348, 1460, 1685, 1825, 2000, 2336, 2500, 2696, 2920, 3370, 3650, 4000, 5000, 5392, 5840, 6740, 7300, 8425, 9125, 10000, 10784, 11680, 13480, 14600, 16850, 18250, 20000, 24601, 26960, 29200, 33700, 36500, 42125, 45625, 49202, 53920, 58400, 67400, 73000, 84250, 91250, 98404, 123005, 134800, 146000, 168500, 182500, 196808, 210625, 246010, 269600, 292000, 337000, 365000, 393616, 421250, 492020, 615025, 674000, 730000, 787232, 842500, 984040, 1230050, 1348000, 1460000, 1685000, 1968080, 2460100, 3075125, 3370000, 3936160, 4920200, 6150250, 6740000, 9840400, 12300500, 15375625, 19680800, 24601000, 30751250, 49202000, 61502500, 98404000, 123005000, 246010000, 492020000]

約数ペア:

[(1, 492020000), (2, 246010000), (4, 123005000), (5, 98404000), (8, 61502500), (10, 49202000), (16, 30751250), (20, 24601000), (25, 19680800), (32, 15375625), (40, 12300500), (50, 9840400), (73, 6740000), (80, 6150250), (100, 4920200), (125, 3936160), (146, 3370000), (160, 3075125), (200, 2460100), (250, 1968080), (292, 1685000), (337, 1460000), (365, 1348000), (400, 1230050), (500, 984040), (584, 842500), (625, 787232), (674, 730000), (730, 674000), (800, 615025), (1000, 492020), (1168, 421250), (1250, 393616), (1348, 365000), (1460, 337000), (1685, 292000), (1825, 269600), (2000, 246010), (2336, 210625), (2500, 196808), (2696, 182500), (2920, 168500), (3370, 146000), (3650, 134800), (4000, 123005), (5000, 98404), (5392, 91250), (5840, 84250), (6740, 73000), (7300, 67400), (8425, 58400), (9125, 53920), (10000, 49202), (10784, 45625), (11680, 42125), (13480, 36500), (14600, 33700), (16850, 29200), (18250, 26960), (20000, 24601)]