81731088

素因数分解:

$2^4\times 3^2\times {\mathrm{53}}^1\times {\mathrm{10709}}^1$

素因数の和:10776

約数の個数: 60

約数和(自身を含む): 233071020

約数和(自身を除く): 151339932

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 53, 72, 106, 144, 159, 212, 318, 424, 477, 636, 848, 954, 1272, 1908, 2544, 3816, 7632, 10709, 21418, 32127, 42836, 64254, 85672, 96381, 128508, 171344, 192762, 257016, 385524, 514032, 567577, 771048, 1135154, 1542096, 1702731, 2270308, 3405462, 4540616, 5108193, 6810924, 9081232, 10216386, 13621848, 20432772, 27243696, 40865544, 81731088]

約数ペア:

[(1, 81731088), (2, 40865544), (3, 27243696), (4, 20432772), (6, 13621848), (8, 10216386), (9, 9081232), (12, 6810924), (16, 5108193), (18, 4540616), (24, 3405462), (36, 2270308), (48, 1702731), (53, 1542096), (72, 1135154), (106, 771048), (144, 567577), (159, 514032), (212, 385524), (318, 257016), (424, 192762), (477, 171344), (636, 128508), (848, 96381), (954, 85672), (1272, 64254), (1908, 42836), (2544, 32127), (3816, 21418), (7632, 10709)]