71853560

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{105667}}^1$

素因数の和:105695

約数の個数: 32

約数和(自身を含む): 171182160

約数和(自身を除く): 99328600

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 105667, 211334, 422668, 528335, 845336, 1056670, 1796339, 2113340, 3592678, 4226680, 7185356, 8981695, 14370712, 17963390, 35926780, 71853560]

約数ペア:

[(1, 71853560), (2, 35926780), (4, 17963390), (5, 14370712), (8, 8981695), (10, 7185356), (17, 4226680), (20, 3592678), (34, 2113340), (40, 1796339), (68, 1056670), (85, 845336), (136, 528335), (170, 422668), (340, 211334), (680, 105667)]