20160125200

素因数分解:

$2^4\times 5^2\times {\mathrm{101}}^1\times {\mathrm{569}}^1\times {\mathrm{877}}^1$

素因数の和:1565

約数の個数: 120

約数和(自身を含む): 49056090120

約数和(自身を除く): 28895964920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 101, 200, 202, 400, 404, 505, 569, 808, 877, 1010, 1138, 1616, 1754, 2020, 2276, 2525, 2845, 3508, 4040, 4385, 4552, 5050, 5690, 7016, 8080, 8770, 9104, 10100, 11380, 14032, 14225, 17540, 20200, 21925, 22760, 28450, 35080, 40400, 43850, 45520, 56900, 57469, 70160, 87700, 88577, 113800, 114938, 175400, 177154, 227600, 229876, 287345, 350800, 354308, 442885, 459752, 499013, 574690, 708616, 885770, 919504, 998026, 1149380, 1417232, 1436725, 1771540, 1996052, 2214425, 2298760, 2495065, 2873450, 3543080, 3992104, 4428850, 4597520, 4990130, 5746900, 7086160, 7984208, 8857700, 9980260, 11493800, 12475325, 17715400, 19960520, 22987600, 24950650, 35430800, 39921040, 49901300, 50400313, 99802600, 100800626, 199605200, 201601252, 252001565, 403202504, 504003130, 806405008, 1008006260, 1260007825, 2016012520, 2520015650, 4032025040, 5040031300, 10080062600, 20160125200]

約数ペア:

[(1, 20160125200), (2, 10080062600), (4, 5040031300), (5, 4032025040), (8, 2520015650), (10, 2016012520), (16, 1260007825), (20, 1008006260), (25, 806405008), (40, 504003130), (50, 403202504), (80, 252001565), (100, 201601252), (101, 199605200), (200, 100800626), (202, 99802600), (400, 50400313), (404, 49901300), (505, 39921040), (569, 35430800), (808, 24950650), (877, 22987600), (1010, 19960520), (1138, 17715400), (1616, 12475325), (1754, 11493800), (2020, 9980260), (2276, 8857700), (2525, 7984208), (2845, 7086160), (3508, 5746900), (4040, 4990130), (4385, 4597520), (4552, 4428850), (5050, 3992104), (5690, 3543080), (7016, 2873450), (8080, 2495065), (8770, 2298760), (9104, 2214425), (10100, 1996052), (11380, 1771540), (14032, 1436725), (14225, 1417232), (17540, 1149380), (20200, 998026), (21925, 919504), (22760, 885770), (28450, 708616), (35080, 574690), (40400, 499013), (43850, 459752), (45520, 442885), (56900, 354308), (57469, 350800), (70160, 287345), (87700, 229876), (88577, 227600), (113800, 177154), (114938, 175400)]