51861384

素因数分解:

$2^3\times 3^4\times {\mathrm{163}}^1\times {\mathrm{491}}^1$

素因数の和:672

約数の個数: 80

約数和(自身を含む): 146448720

約数和(自身を除く): 94587336

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 163, 216, 324, 326, 489, 491, 648, 652, 978, 982, 1304, 1467, 1473, 1956, 1964, 2934, 2946, 3912, 3928, 4401, 4419, 5868, 5892, 8802, 8838, 11736, 11784, 13203, 13257, 17604, 17676, 26406, 26514, 35208, 35352, 39771, 52812, 53028, 79542, 80033, 105624, 106056, 159084, 160066, 240099, 318168, 320132, 480198, 640264, 720297, 960396, 1440594, 1920792, 2160891, 2881188, 4321782, 5762376, 6482673, 8643564, 12965346, 17287128, 25930692, 51861384]

約数ペア:

[(1, 51861384), (2, 25930692), (3, 17287128), (4, 12965346), (6, 8643564), (8, 6482673), (9, 5762376), (12, 4321782), (18, 2881188), (24, 2160891), (27, 1920792), (36, 1440594), (54, 960396), (72, 720297), (81, 640264), (108, 480198), (162, 320132), (163, 318168), (216, 240099), (324, 160066), (326, 159084), (489, 106056), (491, 105624), (648, 80033), (652, 79542), (978, 53028), (982, 52812), (1304, 39771), (1467, 35352), (1473, 35208), (1956, 26514), (1964, 26406), (2934, 17676), (2946, 17604), (3912, 13257), (3928, 13203), (4401, 11784), (4419, 11736), (5868, 8838), (5892, 8802)]