78423296

素因数分解:

$2^8\times 7^1\times {\mathrm{107}}^1\times {\mathrm{409}}^1$

素因数の和:539

約数の個数: 72

約数和(自身を含む): 181016640

約数和(自身を除く): 102593344

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 107, 112, 128, 214, 224, 256, 409, 428, 448, 749, 818, 856, 896, 1498, 1636, 1712, 1792, 2863, 2996, 3272, 3424, 5726, 5992, 6544, 6848, 11452, 11984, 13088, 13696, 22904, 23968, 26176, 27392, 43763, 45808, 47936, 52352, 87526, 91616, 95872, 104704, 175052, 183232, 191744, 306341, 350104, 366464, 612682, 700208, 732928, 1225364, 1400416, 2450728, 2800832, 4901456, 5601664, 9802912, 11203328, 19605824, 39211648, 78423296]

約数ペア:

[(1, 78423296), (2, 39211648), (4, 19605824), (7, 11203328), (8, 9802912), (14, 5601664), (16, 4901456), (28, 2800832), (32, 2450728), (56, 1400416), (64, 1225364), (107, 732928), (112, 700208), (128, 612682), (214, 366464), (224, 350104), (256, 306341), (409, 191744), (428, 183232), (448, 175052), (749, 104704), (818, 95872), (856, 91616), (896, 87526), (1498, 52352), (1636, 47936), (1712, 45808), (1792, 43763), (2863, 27392), (2996, 26176), (3272, 23968), (3424, 22904), (5726, 13696), (5992, 13088), (6544, 11984), (6848, 11452)]