64841504

素因数分解:

$2^5\times 7^2\times {\mathrm{13}}^1\times {\mathrm{3181}}^1$

素因数の和:3218

約数の個数: 72

約数和(自身を含む): 159971868

約数和(自身を除く): 95130364

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 49, 52, 56, 91, 98, 104, 112, 182, 196, 208, 224, 364, 392, 416, 637, 728, 784, 1274, 1456, 1568, 2548, 2912, 3181, 5096, 6362, 10192, 12724, 20384, 22267, 25448, 41353, 44534, 50896, 82706, 89068, 101792, 155869, 165412, 178136, 289471, 311738, 330824, 356272, 578942, 623476, 661648, 712544, 1157884, 1246952, 1323296, 2026297, 2315768, 2493904, 4052594, 4631536, 4987808, 8105188, 9263072, 16210376, 32420752, 64841504]

約数ペア:

[(1, 64841504), (2, 32420752), (4, 16210376), (7, 9263072), (8, 8105188), (13, 4987808), (14, 4631536), (16, 4052594), (26, 2493904), (28, 2315768), (32, 2026297), (49, 1323296), (52, 1246952), (56, 1157884), (91, 712544), (98, 661648), (104, 623476), (112, 578942), (182, 356272), (196, 330824), (208, 311738), (224, 289471), (364, 178136), (392, 165412), (416, 155869), (637, 101792), (728, 89068), (784, 82706), (1274, 50896), (1456, 44534), (1568, 41353), (2548, 25448), (2912, 22267), (3181, 20384), (5096, 12724), (6362, 10192)]