131057600

素因数分解:

$2^6\times 5^2\times {\mathrm{101}}^1\times {\mathrm{811}}^1$

素因数の和:934

約数の個数: 84

約数和(自身を含む): 326078088

約数和(自身を除く): 195020488

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 101, 160, 200, 202, 320, 400, 404, 505, 800, 808, 811, 1010, 1600, 1616, 1622, 2020, 2525, 3232, 3244, 4040, 4055, 5050, 6464, 6488, 8080, 8110, 10100, 12976, 16160, 16220, 20200, 20275, 25952, 32320, 32440, 40400, 40550, 51904, 64880, 80800, 81100, 81911, 129760, 161600, 162200, 163822, 259520, 324400, 327644, 409555, 648800, 655288, 819110, 1297600, 1310576, 1638220, 2047775, 2621152, 3276440, 4095550, 5242304, 6552880, 8191100, 13105760, 16382200, 26211520, 32764400, 65528800, 131057600]

約数ペア:

[(1, 131057600), (2, 65528800), (4, 32764400), (5, 26211520), (8, 16382200), (10, 13105760), (16, 8191100), (20, 6552880), (25, 5242304), (32, 4095550), (40, 3276440), (50, 2621152), (64, 2047775), (80, 1638220), (100, 1310576), (101, 1297600), (160, 819110), (200, 655288), (202, 648800), (320, 409555), (400, 327644), (404, 324400), (505, 259520), (800, 163822), (808, 162200), (811, 161600), (1010, 129760), (1600, 81911), (1616, 81100), (1622, 80800), (2020, 64880), (2525, 51904), (3232, 40550), (3244, 40400), (4040, 32440), (4055, 32320), (5050, 25952), (6464, 20275), (6488, 20200), (8080, 16220), (8110, 16160), (10100, 12976)]