75218180

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{149}}^1\times {\mathrm{587}}^1$

素因数の和:788

約数の個数: 48

約数和(自身を含む): 162993600

約数和(自身を除く): 87775420

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 149, 172, 215, 298, 430, 587, 596, 745, 860, 1174, 1490, 2348, 2935, 2980, 5870, 6407, 11740, 12814, 25241, 25628, 32035, 50482, 64070, 87463, 100964, 126205, 128140, 174926, 252410, 349852, 437315, 504820, 874630, 1749260, 3760909, 7521818, 15043636, 18804545, 37609090, 75218180]

約数ペア:

[(1, 75218180), (2, 37609090), (4, 18804545), (5, 15043636), (10, 7521818), (20, 3760909), (43, 1749260), (86, 874630), (149, 504820), (172, 437315), (215, 349852), (298, 252410), (430, 174926), (587, 128140), (596, 126205), (745, 100964), (860, 87463), (1174, 64070), (1490, 50482), (2348, 32035), (2935, 25628), (2980, 25241), (5870, 12814), (6407, 11740)]