30986488

素因数分解:

$2^3\times {\mathrm{13}}^3\times {\mathrm{41}}^1\times {\mathrm{43}}^1$

素因数の和:129

約数の個数: 64

約数和(自身を含む): 65973600

約数和(自身を除く): 34987112

約数列:

[1, 2, 4, 8, 13, 26, 41, 43, 52, 82, 86, 104, 164, 169, 172, 328, 338, 344, 533, 559, 676, 1066, 1118, 1352, 1763, 2132, 2197, 2236, 3526, 4264, 4394, 4472, 6929, 7052, 7267, 8788, 13858, 14104, 14534, 17576, 22919, 27716, 29068, 45838, 55432, 58136, 90077, 91676, 94471, 180154, 183352, 188942, 297947, 360308, 377884, 595894, 720616, 755768, 1191788, 2383576, 3873311, 7746622, 15493244, 30986488]

約数ペア:

[(1, 30986488), (2, 15493244), (4, 7746622), (8, 3873311), (13, 2383576), (26, 1191788), (41, 755768), (43, 720616), (52, 595894), (82, 377884), (86, 360308), (104, 297947), (164, 188942), (169, 183352), (172, 180154), (328, 94471), (338, 91676), (344, 90077), (533, 58136), (559, 55432), (676, 45838), (1066, 29068), (1118, 27716), (1352, 22919), (1763, 17576), (2132, 14534), (2197, 14104), (2236, 13858), (3526, 8788), (4264, 7267), (4394, 7052), (4472, 6929)]