137744000

素因数分解:

$2^7\times 5^3\times {\mathrm{8609}}^1$

素因数の和:8638

約数の個数: 64

約数和(自身を含む): 342505800

約数和(自身を除く): 204761800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 125, 128, 160, 200, 250, 320, 400, 500, 640, 800, 1000, 1600, 2000, 3200, 4000, 8000, 8609, 16000, 17218, 34436, 43045, 68872, 86090, 137744, 172180, 215225, 275488, 344360, 430450, 550976, 688720, 860900, 1076125, 1101952, 1377440, 1721800, 2152250, 2754880, 3443600, 4304500, 5509760, 6887200, 8609000, 13774400, 17218000, 27548800, 34436000, 68872000, 137744000]

約数ペア:

[(1, 137744000), (2, 68872000), (4, 34436000), (5, 27548800), (8, 17218000), (10, 13774400), (16, 8609000), (20, 6887200), (25, 5509760), (32, 4304500), (40, 3443600), (50, 2754880), (64, 2152250), (80, 1721800), (100, 1377440), (125, 1101952), (128, 1076125), (160, 860900), (200, 688720), (250, 550976), (320, 430450), (400, 344360), (500, 275488), (640, 215225), (800, 172180), (1000, 137744), (1600, 86090), (2000, 68872), (3200, 43045), (4000, 34436), (8000, 17218), (8609, 16000)]