157450880

素因数分解:

$2^7\times 5^1\times {\mathrm{246017}}^1$

素因数の和:246036

約数の個数: 32

約数和(自身を含む): 376407540

約数和(自身を除く): 218956660

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 246017, 492034, 984068, 1230085, 1968136, 2460170, 3936272, 4920340, 7872544, 9840680, 15745088, 19681360, 31490176, 39362720, 78725440, 157450880]

約数ペア:

[(1, 157450880), (2, 78725440), (4, 39362720), (5, 31490176), (8, 19681360), (10, 15745088), (16, 9840680), (20, 7872544), (32, 4920340), (40, 3936272), (64, 2460170), (80, 1968136), (128, 1230085), (160, 984068), (320, 492034), (640, 246017)]