200820372500

素因数分解:

$2^2\times 5^4\times {\mathrm{11}}^2\times {\mathrm{663869}}^1$

素因数の和:663915

約数の個数: 90

約数和(自身を含む): 482707179570

約数和(自身を除く): 281886807070

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 121, 125, 220, 242, 250, 275, 484, 500, 550, 605, 625, 1100, 1210, 1250, 1375, 2420, 2500, 2750, 3025, 5500, 6050, 6875, 12100, 13750, 15125, 27500, 30250, 60500, 75625, 151250, 302500, 663869, 1327738, 2655476, 3319345, 6638690, 7302559, 13277380, 14605118, 16596725, 29210236, 33193450, 36512795, 66386900, 73025590, 80328149, 82983625, 146051180, 160656298, 165967250, 182563975, 321312596, 331934500, 365127950, 401640745, 414918125, 730255900, 803281490, 829836250, 912819875, 1606562980, 1659672500, 1825639750, 2008203725, 3651279500, 4016407450, 4564099375, 8032814900, 9128198750, 10041018625, 18256397500, 20082037250, 40164074500, 50205093125, 100410186250, 200820372500]

約数ペア:

[(1, 200820372500), (2, 100410186250), (4, 50205093125), (5, 40164074500), (10, 20082037250), (11, 18256397500), (20, 10041018625), (22, 9128198750), (25, 8032814900), (44, 4564099375), (50, 4016407450), (55, 3651279500), (100, 2008203725), (110, 1825639750), (121, 1659672500), (125, 1606562980), (220, 912819875), (242, 829836250), (250, 803281490), (275, 730255900), (484, 414918125), (500, 401640745), (550, 365127950), (605, 331934500), (625, 321312596), (1100, 182563975), (1210, 165967250), (1250, 160656298), (1375, 146051180), (2420, 82983625), (2500, 80328149), (2750, 73025590), (3025, 66386900), (5500, 36512795), (6050, 33193450), (6875, 29210236), (12100, 16596725), (13750, 14605118), (15125, 13277380), (27500, 7302559), (30250, 6638690), (60500, 3319345), (75625, 2655476), (151250, 1327738), (302500, 663869)]