72575680

素因数分解:

$2^6\times 5^1\times {\mathrm{226799}}^1$

素因数の和:226816

約数の個数: 28

約数和(自身を含む): 172821600

約数和(自身を除く): 100245920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 226799, 453598, 907196, 1133995, 1814392, 2267990, 3628784, 4535980, 7257568, 9071960, 14515136, 18143920, 36287840, 72575680]

約数ペア:

[(1, 72575680), (2, 36287840), (4, 18143920), (5, 14515136), (8, 9071960), (10, 7257568), (16, 4535980), (20, 3628784), (32, 2267990), (40, 1814392), (64, 1133995), (80, 907196), (160, 453598), (320, 226799)]