81992250

素因数分解:

$2^1\times 3^4\times 5^3\times {\mathrm{4049}}^1$

素因数の和:4078

約数の個数: 80

約数和(自身を含む): 229343400

約数和(自身を除く): 147351150

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 27, 30, 45, 50, 54, 75, 81, 90, 125, 135, 150, 162, 225, 250, 270, 375, 405, 450, 675, 750, 810, 1125, 1350, 2025, 2250, 3375, 4049, 4050, 6750, 8098, 10125, 12147, 20245, 20250, 24294, 36441, 40490, 60735, 72882, 101225, 109323, 121470, 182205, 202450, 218646, 303675, 327969, 364410, 506125, 546615, 607350, 655938, 911025, 1012250, 1093230, 1518375, 1639845, 1822050, 2733075, 3036750, 3279690, 4555125, 5466150, 8199225, 9110250, 13665375, 16398450, 27330750, 40996125, 81992250]

約数ペア:

[(1, 81992250), (2, 40996125), (3, 27330750), (5, 16398450), (6, 13665375), (9, 9110250), (10, 8199225), (15, 5466150), (18, 4555125), (25, 3279690), (27, 3036750), (30, 2733075), (45, 1822050), (50, 1639845), (54, 1518375), (75, 1093230), (81, 1012250), (90, 911025), (125, 655938), (135, 607350), (150, 546615), (162, 506125), (225, 364410), (250, 327969), (270, 303675), (375, 218646), (405, 202450), (450, 182205), (675, 121470), (750, 109323), (810, 101225), (1125, 72882), (1350, 60735), (2025, 40490), (2250, 36441), (3375, 24294), (4049, 20250), (4050, 20245), (6750, 12147), (8098, 10125)]