81879180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{47057}}^1$

素因数の和:47098

約数の個数: 48

約数和(自身を含む): 237172320

約数和(自身を除く): 155293140

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 29, 30, 58, 60, 87, 116, 145, 174, 290, 348, 435, 580, 870, 1740, 47057, 94114, 141171, 188228, 235285, 282342, 470570, 564684, 705855, 941140, 1364653, 1411710, 2729306, 2823420, 4093959, 5458612, 6823265, 8187918, 13646530, 16375836, 20469795, 27293060, 40939590, 81879180]

約数ペア:

[(1, 81879180), (2, 40939590), (3, 27293060), (4, 20469795), (5, 16375836), (6, 13646530), (10, 8187918), (12, 6823265), (15, 5458612), (20, 4093959), (29, 2823420), (30, 2729306), (58, 1411710), (60, 1364653), (87, 941140), (116, 705855), (145, 564684), (174, 470570), (290, 282342), (348, 235285), (435, 188228), (580, 141171), (870, 94114), (1740, 47057)]