2080496500

素因数分解:

$2^2\times 5^3\times {\mathrm{61}}^1\times {\mathrm{68213}}^1$

素因数の和:68293

約数の個数: 48

約数和(自身を含む): 4618360656

約数和(自身を除く): 2537864156

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 61, 100, 122, 125, 244, 250, 305, 500, 610, 1220, 1525, 3050, 6100, 7625, 15250, 30500, 68213, 136426, 272852, 341065, 682130, 1364260, 1705325, 3410650, 4160993, 6821300, 8321986, 8526625, 16643972, 17053250, 20804965, 34106500, 41609930, 83219860, 104024825, 208049650, 416099300, 520124125, 1040248250, 2080496500]

約数ペア:

[(1, 2080496500), (2, 1040248250), (4, 520124125), (5, 416099300), (10, 208049650), (20, 104024825), (25, 83219860), (50, 41609930), (61, 34106500), (100, 20804965), (122, 17053250), (125, 16643972), (244, 8526625), (250, 8321986), (305, 6821300), (500, 4160993), (610, 3410650), (1220, 1705325), (1525, 1364260), (3050, 682130), (6100, 341065), (7625, 272852), (15250, 136426), (30500, 68213)]