81498960

素因数分解:

$2^4\times 3^4\times 5^1\times {\mathrm{12577}}^1$

素因数の和:12602

約数の個数: 100

約数和(自身を含む): 283080468

約数和(自身を除く): 201581508

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 108, 120, 135, 144, 162, 180, 216, 240, 270, 324, 360, 405, 432, 540, 648, 720, 810, 1080, 1296, 1620, 2160, 3240, 6480, 12577, 25154, 37731, 50308, 62885, 75462, 100616, 113193, 125770, 150924, 188655, 201232, 226386, 251540, 301848, 339579, 377310, 452772, 503080, 565965, 603696, 679158, 754620, 905544, 1006160, 1018737, 1131930, 1358316, 1509240, 1697895, 1811088, 2037474, 2263860, 2716632, 3018480, 3395790, 4074948, 4527720, 5093685, 5433264, 6791580, 8149896, 9055440, 10187370, 13583160, 16299792, 20374740, 27166320, 40749480, 81498960]

約数ペア:

[(1, 81498960), (2, 40749480), (3, 27166320), (4, 20374740), (5, 16299792), (6, 13583160), (8, 10187370), (9, 9055440), (10, 8149896), (12, 6791580), (15, 5433264), (16, 5093685), (18, 4527720), (20, 4074948), (24, 3395790), (27, 3018480), (30, 2716632), (36, 2263860), (40, 2037474), (45, 1811088), (48, 1697895), (54, 1509240), (60, 1358316), (72, 1131930), (80, 1018737), (81, 1006160), (90, 905544), (108, 754620), (120, 679158), (135, 603696), (144, 565965), (162, 503080), (180, 452772), (216, 377310), (240, 339579), (270, 301848), (324, 251540), (360, 226386), (405, 201232), (432, 188655), (540, 150924), (648, 125770), (720, 113193), (810, 100616), (1080, 75462), (1296, 62885), (1620, 50308), (2160, 37731), (3240, 25154), (6480, 12577)]