72829840

素因数分解:

$2^4\times 5^1\times {\mathrm{883}}^1\times {\mathrm{1031}}^1$

素因数の和:1927

約数の個数: 40

約数和(自身を含む): 169685568

約数和(自身を除く): 96855728

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 883, 1031, 1766, 2062, 3532, 4124, 4415, 5155, 7064, 8248, 8830, 10310, 14128, 16496, 17660, 20620, 35320, 41240, 70640, 82480, 910373, 1820746, 3641492, 4551865, 7282984, 9103730, 14565968, 18207460, 36414920, 72829840]

約数ペア:

[(1, 72829840), (2, 36414920), (4, 18207460), (5, 14565968), (8, 9103730), (10, 7282984), (16, 4551865), (20, 3641492), (40, 1820746), (80, 910373), (883, 82480), (1031, 70640), (1766, 41240), (2062, 35320), (3532, 20620), (4124, 17660), (4415, 16496), (5155, 14128), (7064, 10310), (8248, 8830)]