65344864

素因数分解:

$2^5\times {\mathrm{13}}^2\times {\mathrm{43}}^1\times {\mathrm{281}}^1$

素因数の和:360

約数の個数: 72

約数和(自身を含む): 143051832

約数和(自身を除く): 77706968

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 43, 52, 86, 104, 169, 172, 208, 281, 338, 344, 416, 559, 562, 676, 688, 1118, 1124, 1352, 1376, 2236, 2248, 2704, 3653, 4472, 4496, 5408, 7267, 7306, 8944, 8992, 12083, 14534, 14612, 17888, 24166, 29068, 29224, 47489, 48332, 58136, 58448, 94978, 96664, 116272, 116896, 157079, 189956, 193328, 232544, 314158, 379912, 386656, 628316, 759824, 1256632, 1519648, 2042027, 2513264, 4084054, 5026528, 8168108, 16336216, 32672432, 65344864]

約数ペア:

[(1, 65344864), (2, 32672432), (4, 16336216), (8, 8168108), (13, 5026528), (16, 4084054), (26, 2513264), (32, 2042027), (43, 1519648), (52, 1256632), (86, 759824), (104, 628316), (169, 386656), (172, 379912), (208, 314158), (281, 232544), (338, 193328), (344, 189956), (416, 157079), (559, 116896), (562, 116272), (676, 96664), (688, 94978), (1118, 58448), (1124, 58136), (1352, 48332), (1376, 47489), (2236, 29224), (2248, 29068), (2704, 24166), (3653, 17888), (4472, 14612), (4496, 14534), (5408, 12083), (7267, 8992), (7306, 8944)]