61972976

素因数分解:

$2^4\times {\mathrm{13}}^3\times {\mathrm{41}}^1\times {\mathrm{43}}^1$

素因数の和:131

約数の個数: 80

約数和(自身を含む): 136345440

約数和(自身を除く): 74372464

約数列:

[1, 2, 4, 8, 13, 16, 26, 41, 43, 52, 82, 86, 104, 164, 169, 172, 208, 328, 338, 344, 533, 559, 656, 676, 688, 1066, 1118, 1352, 1763, 2132, 2197, 2236, 2704, 3526, 4264, 4394, 4472, 6929, 7052, 7267, 8528, 8788, 8944, 13858, 14104, 14534, 17576, 22919, 27716, 28208, 29068, 35152, 45838, 55432, 58136, 90077, 91676, 94471, 110864, 116272, 180154, 183352, 188942, 297947, 360308, 366704, 377884, 595894, 720616, 755768, 1191788, 1441232, 1511536, 2383576, 3873311, 4767152, 7746622, 15493244, 30986488, 61972976]

約数ペア:

[(1, 61972976), (2, 30986488), (4, 15493244), (8, 7746622), (13, 4767152), (16, 3873311), (26, 2383576), (41, 1511536), (43, 1441232), (52, 1191788), (82, 755768), (86, 720616), (104, 595894), (164, 377884), (169, 366704), (172, 360308), (208, 297947), (328, 188942), (338, 183352), (344, 180154), (533, 116272), (559, 110864), (656, 94471), (676, 91676), (688, 90077), (1066, 58136), (1118, 55432), (1352, 45838), (1763, 35152), (2132, 29068), (2197, 28208), (2236, 27716), (2704, 22919), (3526, 17576), (4264, 14534), (4394, 14104), (4472, 13858), (6929, 8944), (7052, 8788), (7267, 8528)]