65307788

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{71}}^1$

素因数の和:140

約数の個数: 108

約数和(自身を含む): 153235152

約数和(自身を除く): 87927364

約数列:

[1, 2, 4, 7, 13, 14, 19, 26, 28, 38, 49, 52, 71, 76, 91, 98, 133, 142, 182, 196, 247, 266, 284, 361, 364, 494, 497, 532, 637, 722, 923, 931, 988, 994, 1274, 1349, 1444, 1729, 1846, 1862, 1988, 2527, 2548, 2698, 3458, 3479, 3692, 3724, 4693, 5054, 5396, 6461, 6916, 6958, 9386, 9443, 10108, 12103, 12922, 13916, 17537, 17689, 18772, 18886, 24206, 25631, 25844, 32851, 35074, 35378, 37772, 45227, 48412, 51262, 65702, 66101, 70148, 70756, 90454, 102524, 122759, 131404, 132202, 179417, 180908, 229957, 245518, 264404, 333203, 358834, 459914, 491036, 666406, 717668, 859313, 919828, 1255919, 1332812, 1718626, 2332421, 2511838, 3437252, 4664842, 5023676, 9329684, 16326947, 32653894, 65307788]

約数ペア:

[(1, 65307788), (2, 32653894), (4, 16326947), (7, 9329684), (13, 5023676), (14, 4664842), (19, 3437252), (26, 2511838), (28, 2332421), (38, 1718626), (49, 1332812), (52, 1255919), (71, 919828), (76, 859313), (91, 717668), (98, 666406), (133, 491036), (142, 459914), (182, 358834), (196, 333203), (247, 264404), (266, 245518), (284, 229957), (361, 180908), (364, 179417), (494, 132202), (497, 131404), (532, 122759), (637, 102524), (722, 90454), (923, 70756), (931, 70148), (988, 66101), (994, 65702), (1274, 51262), (1349, 48412), (1444, 45227), (1729, 37772), (1846, 35378), (1862, 35074), (1988, 32851), (2527, 25844), (2548, 25631), (2698, 24206), (3458, 18886), (3479, 18772), (3692, 17689), (3724, 17537), (4693, 13916), (5054, 12922), (5396, 12103), (6461, 10108), (6916, 9443), (6958, 9386)]