8544400

素因数分解:

$2^4\times 5^2\times {\mathrm{41}}^1\times {\mathrm{521}}^1$

素因数の和:580

約数の個数: 60

約数和(自身を含む): 21068964

約数和(自身を除く): 12524564

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 41, 50, 80, 82, 100, 164, 200, 205, 328, 400, 410, 521, 656, 820, 1025, 1042, 1640, 2050, 2084, 2605, 3280, 4100, 4168, 5210, 8200, 8336, 10420, 13025, 16400, 20840, 21361, 26050, 41680, 42722, 52100, 85444, 104200, 106805, 170888, 208400, 213610, 341776, 427220, 534025, 854440, 1068050, 1708880, 2136100, 4272200, 8544400]

約数ペア:

[(1, 8544400), (2, 4272200), (4, 2136100), (5, 1708880), (8, 1068050), (10, 854440), (16, 534025), (20, 427220), (25, 341776), (40, 213610), (41, 208400), (50, 170888), (80, 106805), (82, 104200), (100, 85444), (164, 52100), (200, 42722), (205, 41680), (328, 26050), (400, 21361), (410, 20840), (521, 16400), (656, 13025), (820, 10420), (1025, 8336), (1042, 8200), (1640, 5210), (2050, 4168), (2084, 4100), (2605, 3280)]