85276480

素因数分解:

$2^6\times 5^1\times {\mathrm{266489}}^1$

素因数の和:266506

約数の個数: 28

約数和(自身を含む): 203065380

約数和(自身を除く): 117788900

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 266489, 532978, 1065956, 1332445, 2131912, 2664890, 4263824, 5329780, 8527648, 10659560, 17055296, 21319120, 42638240, 85276480]

約数ペア:

[(1, 85276480), (2, 42638240), (4, 21319120), (5, 17055296), (8, 10659560), (10, 8527648), (16, 5329780), (20, 4263824), (32, 2664890), (40, 2131912), (64, 1332445), (80, 1065956), (160, 532978), (320, 266489)]