82451840

素因数分解:

$2^7\times 5^1\times {\mathrm{128831}}^1$

素因数の和:128850

約数の個数: 32

約数和(自身を含む): 197112960

約数和(自身を除く): 114661120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 128831, 257662, 515324, 644155, 1030648, 1288310, 2061296, 2576620, 4122592, 5153240, 8245184, 10306480, 16490368, 20612960, 41225920, 82451840]

約数ペア:

[(1, 82451840), (2, 41225920), (4, 20612960), (5, 16490368), (8, 10306480), (10, 8245184), (16, 5153240), (20, 4122592), (32, 2576620), (40, 2061296), (64, 1288310), (80, 1030648), (128, 644155), (160, 515324), (320, 257662), (640, 128831)]