80825820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{79241}}^1$

素因数の和:79270

約数の個数: 48

約数和(自身を含む): 239627808

約数和(自身を除く): 158801988

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 340, 510, 1020, 79241, 158482, 237723, 316964, 396205, 475446, 792410, 950892, 1188615, 1347097, 1584820, 2377230, 2694194, 4041291, 4754460, 5388388, 6735485, 8082582, 13470970, 16165164, 20206455, 26941940, 40412910, 80825820]

約数ペア:

[(1, 80825820), (2, 40412910), (3, 26941940), (4, 20206455), (5, 16165164), (6, 13470970), (10, 8082582), (12, 6735485), (15, 5388388), (17, 4754460), (20, 4041291), (30, 2694194), (34, 2377230), (51, 1584820), (60, 1347097), (68, 1188615), (85, 950892), (102, 792410), (170, 475446), (204, 396205), (255, 316964), (340, 237723), (510, 158482), (1020, 79241)]