25947520

素因数分解:

$2^7\times 5^1\times {\mathrm{40543}}^1$

素因数の和:40562

約数の個数: 32

約数和(自身を含む): 62032320

約数和(自身を除く): 36084800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 40543, 81086, 162172, 202715, 324344, 405430, 648688, 810860, 1297376, 1621720, 2594752, 3243440, 5189504, 6486880, 12973760, 25947520]

約数ペア:

[(1, 25947520), (2, 12973760), (4, 6486880), (5, 5189504), (8, 3243440), (10, 2594752), (16, 1621720), (20, 1297376), (32, 810860), (40, 648688), (64, 405430), (80, 324344), (128, 202715), (160, 162172), (320, 81086), (640, 40543)]