81460288

素因数分解:

$2^6\times 7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{197}}^1$

素因数の和:300

約数の個数: 112

約数和(自身を含む): 202777344

約数和(自身を除く): 121317056

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 64, 71, 91, 104, 112, 142, 182, 197, 208, 224, 284, 364, 394, 416, 448, 497, 568, 728, 788, 832, 923, 994, 1136, 1379, 1456, 1576, 1846, 1988, 2272, 2561, 2758, 2912, 3152, 3692, 3976, 4544, 5122, 5516, 5824, 6304, 6461, 7384, 7952, 10244, 11032, 12608, 12922, 13987, 14768, 15904, 17927, 20488, 22064, 25844, 27974, 29536, 31808, 35854, 40976, 44128, 51688, 55948, 59072, 71708, 81952, 88256, 97909, 103376, 111896, 143416, 163904, 181831, 195818, 206752, 223792, 286832, 363662, 391636, 413504, 447584, 573664, 727324, 783272, 895168, 1147328, 1272817, 1454648, 1566544, 2545634, 2909296, 3133088, 5091268, 5818592, 6266176, 10182536, 11637184, 20365072, 40730144, 81460288]

約数ペア:

[(1, 81460288), (2, 40730144), (4, 20365072), (7, 11637184), (8, 10182536), (13, 6266176), (14, 5818592), (16, 5091268), (26, 3133088), (28, 2909296), (32, 2545634), (52, 1566544), (56, 1454648), (64, 1272817), (71, 1147328), (91, 895168), (104, 783272), (112, 727324), (142, 573664), (182, 447584), (197, 413504), (208, 391636), (224, 363662), (284, 286832), (364, 223792), (394, 206752), (416, 195818), (448, 181831), (497, 163904), (568, 143416), (728, 111896), (788, 103376), (832, 97909), (923, 88256), (994, 81952), (1136, 71708), (1379, 59072), (1456, 55948), (1576, 51688), (1846, 44128), (1988, 40976), (2272, 35854), (2561, 31808), (2758, 29536), (2912, 27974), (3152, 25844), (3692, 22064), (3976, 20488), (4544, 17927), (5122, 15904), (5516, 14768), (5824, 13987), (6304, 12922), (6461, 12608), (7384, 11032), (7952, 10244)]