72958040

素因数分解:

$2^3\times 5^1\times {\mathrm{353}}^1\times {\mathrm{5167}}^1$

素因数の和:5531

約数の個数: 32

約数和(自身を含む): 164652480

約数和(自身を除く): 91694440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 353, 706, 1412, 1765, 2824, 3530, 5167, 7060, 10334, 14120, 20668, 25835, 41336, 51670, 103340, 206680, 1823951, 3647902, 7295804, 9119755, 14591608, 18239510, 36479020, 72958040]

約数ペア:

[(1, 72958040), (2, 36479020), (4, 18239510), (5, 14591608), (8, 9119755), (10, 7295804), (20, 3647902), (40, 1823951), (353, 206680), (706, 103340), (1412, 51670), (1765, 41336), (2824, 25835), (3530, 20668), (5167, 14120), (7060, 10334)]