129627280

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{43793}}^1$

素因数の和:43843

約数の個数: 40

約数和(自身を含む): 309535992

約数和(自身を除く): 179908712

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 74, 80, 148, 185, 296, 370, 592, 740, 1480, 2960, 43793, 87586, 175172, 218965, 350344, 437930, 700688, 875860, 1620341, 1751720, 3240682, 3503440, 6481364, 8101705, 12962728, 16203410, 25925456, 32406820, 64813640, 129627280]

約数ペア:

[(1, 129627280), (2, 64813640), (4, 32406820), (5, 25925456), (8, 16203410), (10, 12962728), (16, 8101705), (20, 6481364), (37, 3503440), (40, 3240682), (74, 1751720), (80, 1620341), (148, 875860), (185, 700688), (296, 437930), (370, 350344), (592, 218965), (740, 175172), (1480, 87586), (2960, 43793)]