85403955

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1$

素因数の和:173

約数の個数: 128

約数和(自身を含む): 183859200

約数和(自身を除く): 98455245

約数列:

[1, 3, 5, 7, 13, 15, 19, 21, 35, 37, 39, 57, 65, 89, 91, 95, 105, 111, 133, 185, 195, 247, 259, 267, 273, 285, 399, 445, 455, 481, 555, 623, 665, 703, 741, 777, 1157, 1235, 1295, 1335, 1365, 1443, 1691, 1729, 1869, 1995, 2109, 2405, 3115, 3293, 3367, 3471, 3515, 3705, 3885, 4921, 5073, 5187, 5785, 7215, 8099, 8455, 8645, 9139, 9345, 9879, 10101, 10545, 11837, 14763, 16465, 16835, 17355, 21983, 23051, 24297, 24605, 25365, 25935, 27417, 35511, 40495, 42809, 45695, 49395, 50505, 59185, 62567, 63973, 65949, 69153, 73815, 109915, 115255, 121485, 128427, 137085, 153881, 177555, 187701, 191919, 214045, 299663, 312835, 319865, 329745, 345765, 437969, 461643, 642135, 769405, 813371, 898989, 938505, 959595, 1313907, 1498315, 2189845, 2308215, 2440113, 4066855, 4494945, 5693597, 6569535, 12200565, 17080791, 28467985, 85403955]

約数ペア:

[(1, 85403955), (3, 28467985), (5, 17080791), (7, 12200565), (13, 6569535), (15, 5693597), (19, 4494945), (21, 4066855), (35, 2440113), (37, 2308215), (39, 2189845), (57, 1498315), (65, 1313907), (89, 959595), (91, 938505), (95, 898989), (105, 813371), (111, 769405), (133, 642135), (185, 461643), (195, 437969), (247, 345765), (259, 329745), (267, 319865), (273, 312835), (285, 299663), (399, 214045), (445, 191919), (455, 187701), (481, 177555), (555, 153881), (623, 137085), (665, 128427), (703, 121485), (741, 115255), (777, 109915), (1157, 73815), (1235, 69153), (1295, 65949), (1335, 63973), (1365, 62567), (1443, 59185), (1691, 50505), (1729, 49395), (1869, 45695), (1995, 42809), (2109, 40495), (2405, 35511), (3115, 27417), (3293, 25935), (3367, 25365), (3471, 24605), (3515, 24297), (3705, 23051), (3885, 21983), (4921, 17355), (5073, 16835), (5187, 16465), (5785, 14763), (7215, 11837), (8099, 10545), (8455, 10101), (8645, 9879), (9139, 9345)]