71838080

素因数分解:

$2^7\times 5^1\times {\mathrm{112247}}^1$

素因数の和:112266

約数の個数: 32

約数和(自身を含む): 171739440

約数和(自身を除く): 99901360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 112247, 224494, 448988, 561235, 897976, 1122470, 1795952, 2244940, 3591904, 4489880, 7183808, 8979760, 14367616, 17959520, 35919040, 71838080]

約数ペア:

[(1, 71838080), (2, 35919040), (4, 17959520), (5, 14367616), (8, 8979760), (10, 7183808), (16, 4489880), (20, 3591904), (32, 2244940), (40, 1795952), (64, 1122470), (80, 897976), (128, 561235), (160, 448988), (320, 224494), (640, 112247)]