25012736

素因数分解:

$2^9\times 7^2\times {\mathrm{997}}^1$

素因数の和:1029

約数の個数: 60

約数和(自身を含む): 58194378

約数和(自身を除く): 33181642

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 98, 112, 128, 196, 224, 256, 392, 448, 512, 784, 896, 997, 1568, 1792, 1994, 3136, 3584, 3988, 6272, 6979, 7976, 12544, 13958, 15952, 25088, 27916, 31904, 48853, 55832, 63808, 97706, 111664, 127616, 195412, 223328, 255232, 390824, 446656, 510464, 781648, 893312, 1563296, 1786624, 3126592, 3573248, 6253184, 12506368, 25012736]

約数ペア:

[(1, 25012736), (2, 12506368), (4, 6253184), (7, 3573248), (8, 3126592), (14, 1786624), (16, 1563296), (28, 893312), (32, 781648), (49, 510464), (56, 446656), (64, 390824), (98, 255232), (112, 223328), (128, 195412), (196, 127616), (224, 111664), (256, 97706), (392, 63808), (448, 55832), (512, 48853), (784, 31904), (896, 27916), (997, 25088), (1568, 15952), (1792, 13958), (1994, 12544), (3136, 7976), (3584, 6979), (3988, 6272)]