42180800

素因数分解:

$2^6\times 5^2\times {\mathrm{41}}^1\times {\mathrm{643}}^1$

素因数の和:706

約数の個数: 84

約数和(自身を含む): 106487976

約数和(自身を除く): 64307176

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 41, 50, 64, 80, 82, 100, 160, 164, 200, 205, 320, 328, 400, 410, 643, 656, 800, 820, 1025, 1286, 1312, 1600, 1640, 2050, 2572, 2624, 3215, 3280, 4100, 5144, 6430, 6560, 8200, 10288, 12860, 13120, 16075, 16400, 20576, 25720, 26363, 32150, 32800, 41152, 51440, 52726, 64300, 65600, 102880, 105452, 128600, 131815, 205760, 210904, 257200, 263630, 421808, 514400, 527260, 659075, 843616, 1028800, 1054520, 1318150, 1687232, 2109040, 2636300, 4218080, 5272600, 8436160, 10545200, 21090400, 42180800]

約数ペア:

[(1, 42180800), (2, 21090400), (4, 10545200), (5, 8436160), (8, 5272600), (10, 4218080), (16, 2636300), (20, 2109040), (25, 1687232), (32, 1318150), (40, 1054520), (41, 1028800), (50, 843616), (64, 659075), (80, 527260), (82, 514400), (100, 421808), (160, 263630), (164, 257200), (200, 210904), (205, 205760), (320, 131815), (328, 128600), (400, 105452), (410, 102880), (643, 65600), (656, 64300), (800, 52726), (820, 51440), (1025, 41152), (1286, 32800), (1312, 32150), (1600, 26363), (1640, 25720), (2050, 20576), (2572, 16400), (2624, 16075), (3215, 13120), (3280, 12860), (4100, 10288), (5144, 8200), (6430, 6560)]