81663552

素因数分解:

$2^6\times 3^5\times {\mathrm{59}}^1\times {\mathrm{89}}^1$

素因数の和:175

約数の個数: 168

約数和(自身を含む): 249631200

約数和(自身を除く): 167967648

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 59, 64, 72, 81, 89, 96, 108, 118, 144, 162, 177, 178, 192, 216, 236, 243, 267, 288, 324, 354, 356, 432, 472, 486, 531, 534, 576, 648, 708, 712, 801, 864, 944, 972, 1062, 1068, 1296, 1416, 1424, 1593, 1602, 1728, 1888, 1944, 2124, 2136, 2403, 2592, 2832, 2848, 3186, 3204, 3776, 3888, 4248, 4272, 4779, 4806, 5184, 5251, 5664, 5696, 6372, 6408, 7209, 7776, 8496, 8544, 9558, 9612, 10502, 11328, 12744, 12816, 14337, 14418, 15552, 15753, 16992, 17088, 19116, 19224, 21004, 21627, 25488, 25632, 28674, 28836, 31506, 33984, 38232, 38448, 42008, 43254, 47259, 50976, 51264, 57348, 57672, 63012, 76464, 76896, 84016, 86508, 94518, 101952, 114696, 115344, 126024, 141777, 152928, 153792, 168032, 173016, 189036, 229392, 230688, 252048, 283554, 305856, 336064, 346032, 378072, 425331, 458784, 461376, 504096, 567108, 692064, 756144, 850662, 917568, 1008192, 1134216, 1275993, 1384128, 1512288, 1701324, 2268432, 2551986, 3024576, 3402648, 4536864, 5103972, 6805296, 9073728, 10207944, 13610592, 20415888, 27221184, 40831776, 81663552]

約数ペア:

[(1, 81663552), (2, 40831776), (3, 27221184), (4, 20415888), (6, 13610592), (8, 10207944), (9, 9073728), (12, 6805296), (16, 5103972), (18, 4536864), (24, 3402648), (27, 3024576), (32, 2551986), (36, 2268432), (48, 1701324), (54, 1512288), (59, 1384128), (64, 1275993), (72, 1134216), (81, 1008192), (89, 917568), (96, 850662), (108, 756144), (118, 692064), (144, 567108), (162, 504096), (177, 461376), (178, 458784), (192, 425331), (216, 378072), (236, 346032), (243, 336064), (267, 305856), (288, 283554), (324, 252048), (354, 230688), (356, 229392), (432, 189036), (472, 173016), (486, 168032), (531, 153792), (534, 152928), (576, 141777), (648, 126024), (708, 115344), (712, 114696), (801, 101952), (864, 94518), (944, 86508), (972, 84016), (1062, 76896), (1068, 76464), (1296, 63012), (1416, 57672), (1424, 57348), (1593, 51264), (1602, 50976), (1728, 47259), (1888, 43254), (1944, 42008), (2124, 38448), (2136, 38232), (2403, 33984), (2592, 31506), (2832, 28836), (2848, 28674), (3186, 25632), (3204, 25488), (3776, 21627), (3888, 21004), (4248, 19224), (4272, 19116), (4779, 17088), (4806, 16992), (5184, 15753), (5251, 15552), (5664, 14418), (5696, 14337), (6372, 12816), (6408, 12744), (7209, 11328), (7776, 10502), (8496, 9612), (8544, 9558)]