72625720

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{78941}}^1$

素因数の和:78975

約数の個数: 32

約数和(自身を含む): 170514720

約数和(自身を除く): 97889000

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 920, 78941, 157882, 315764, 394705, 631528, 789410, 1578820, 1815643, 3157640, 3631286, 7262572, 9078215, 14525144, 18156430, 36312860, 72625720]

約数ペア:

[(1, 72625720), (2, 36312860), (4, 18156430), (5, 14525144), (8, 9078215), (10, 7262572), (20, 3631286), (23, 3157640), (40, 1815643), (46, 1578820), (92, 789410), (115, 631528), (184, 394705), (230, 315764), (460, 157882), (920, 78941)]