87836480

素因数分解:

$2^6\times 5^1\times {\mathrm{274489}}^1$

素因数の和:274506

約数の個数: 28

約数和(自身を含む): 209161380

約数和(自身を除く): 121324900

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 274489, 548978, 1097956, 1372445, 2195912, 2744890, 4391824, 5489780, 8783648, 10979560, 17567296, 21959120, 43918240, 87836480]

約数ペア:

[(1, 87836480), (2, 43918240), (4, 21959120), (5, 17567296), (8, 10979560), (10, 8783648), (16, 5489780), (20, 4391824), (32, 2744890), (40, 2195912), (64, 1372445), (80, 1097956), (160, 548978), (320, 274489)]