82875280

素因数分解:

$2^4\times 5^1\times {\mathrm{311}}^1\times {\mathrm{3331}}^1$

素因数の和:3655

約数の個数: 40

約数和(自身を含む): 193362624

約数和(自身を除く): 110487344

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 311, 622, 1244, 1555, 2488, 3110, 3331, 4976, 6220, 6662, 12440, 13324, 16655, 24880, 26648, 33310, 53296, 66620, 133240, 266480, 1035941, 2071882, 4143764, 5179705, 8287528, 10359410, 16575056, 20718820, 41437640, 82875280]

約数ペア:

[(1, 82875280), (2, 41437640), (4, 20718820), (5, 16575056), (8, 10359410), (10, 8287528), (16, 5179705), (20, 4143764), (40, 2071882), (80, 1035941), (311, 266480), (622, 133240), (1244, 66620), (1555, 53296), (2488, 33310), (3110, 26648), (3331, 24880), (4976, 16655), (6220, 13324), (6662, 12440)]