81445500

素因数分解:

$2^2\times 3^4\times 5^3\times {\mathrm{2011}}^1$

素因数の和:2042

約数の個数: 120

約数和(自身を含む): 265849584

約数和(自身を除く): 184404084

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 36, 45, 50, 54, 60, 75, 81, 90, 100, 108, 125, 135, 150, 162, 180, 225, 250, 270, 300, 324, 375, 405, 450, 500, 540, 675, 750, 810, 900, 1125, 1350, 1500, 1620, 2011, 2025, 2250, 2700, 3375, 4022, 4050, 4500, 6033, 6750, 8044, 8100, 10055, 10125, 12066, 13500, 18099, 20110, 20250, 24132, 30165, 36198, 40220, 40500, 50275, 54297, 60330, 72396, 90495, 100550, 108594, 120660, 150825, 162891, 180990, 201100, 217188, 251375, 271485, 301650, 325782, 361980, 452475, 502750, 542970, 603300, 651564, 754125, 814455, 904950, 1005500, 1085940, 1357425, 1508250, 1628910, 1809900, 2262375, 2714850, 3016500, 3257820, 4072275, 4524750, 5429700, 6787125, 8144550, 9049500, 13574250, 16289100, 20361375, 27148500, 40722750, 81445500]

約数ペア:

[(1, 81445500), (2, 40722750), (3, 27148500), (4, 20361375), (5, 16289100), (6, 13574250), (9, 9049500), (10, 8144550), (12, 6787125), (15, 5429700), (18, 4524750), (20, 4072275), (25, 3257820), (27, 3016500), (30, 2714850), (36, 2262375), (45, 1809900), (50, 1628910), (54, 1508250), (60, 1357425), (75, 1085940), (81, 1005500), (90, 904950), (100, 814455), (108, 754125), (125, 651564), (135, 603300), (150, 542970), (162, 502750), (180, 452475), (225, 361980), (250, 325782), (270, 301650), (300, 271485), (324, 251375), (375, 217188), (405, 201100), (450, 180990), (500, 162891), (540, 150825), (675, 120660), (750, 108594), (810, 100550), (900, 90495), (1125, 72396), (1350, 60330), (1500, 54297), (1620, 50275), (2011, 40500), (2025, 40220), (2250, 36198), (2700, 30165), (3375, 24132), (4022, 20250), (4050, 20110), (4500, 18099), (6033, 13500), (6750, 12066), (8044, 10125), (8100, 10055)]