81016936

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{151}}^1$

素因数の和:255

約数の個数: 128

約数和(自身を含む): 208373760

約数和(自身を除く): 127356824

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 22, 26, 28, 44, 52, 56, 67, 77, 88, 91, 104, 134, 143, 151, 154, 182, 268, 286, 302, 308, 364, 469, 536, 572, 604, 616, 728, 737, 871, 938, 1001, 1057, 1144, 1208, 1474, 1661, 1742, 1876, 1963, 2002, 2114, 2948, 3322, 3484, 3752, 3926, 4004, 4228, 5159, 5896, 6097, 6644, 6968, 7852, 8008, 8456, 9581, 10117, 10318, 11627, 12194, 13288, 13741, 15704, 19162, 20234, 20636, 21593, 23254, 24388, 27482, 38324, 40468, 41272, 43186, 46508, 48776, 54964, 67067, 70819, 76648, 80936, 86372, 93016, 109928, 111287, 131521, 134134, 141638, 151151, 172744, 222574, 263042, 268268, 283276, 302302, 445148, 526084, 536536, 566552, 604604, 779009, 890296, 920647, 1052168, 1209208, 1446731, 1558018, 1841294, 2893462, 3116036, 3682588, 5786924, 6232072, 7365176, 10127117, 11573848, 20254234, 40508468, 81016936]

約数ペア:

[(1, 81016936), (2, 40508468), (4, 20254234), (7, 11573848), (8, 10127117), (11, 7365176), (13, 6232072), (14, 5786924), (22, 3682588), (26, 3116036), (28, 2893462), (44, 1841294), (52, 1558018), (56, 1446731), (67, 1209208), (77, 1052168), (88, 920647), (91, 890296), (104, 779009), (134, 604604), (143, 566552), (151, 536536), (154, 526084), (182, 445148), (268, 302302), (286, 283276), (302, 268268), (308, 263042), (364, 222574), (469, 172744), (536, 151151), (572, 141638), (604, 134134), (616, 131521), (728, 111287), (737, 109928), (871, 93016), (938, 86372), (1001, 80936), (1057, 76648), (1144, 70819), (1208, 67067), (1474, 54964), (1661, 48776), (1742, 46508), (1876, 43186), (1963, 41272), (2002, 40468), (2114, 38324), (2948, 27482), (3322, 24388), (3484, 23254), (3752, 21593), (3926, 20636), (4004, 20234), (4228, 19162), (5159, 15704), (5896, 13741), (6097, 13288), (6644, 12194), (6968, 11627), (7852, 10318), (8008, 10117), (8456, 9581)]