87981290

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{673}}^1\times {\mathrm{769}}^1$

素因数の和:1466

約数の個数: 32

約数和(自身を含む): 168149520

約数和(自身を除く): 80168230

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 673, 769, 1346, 1538, 3365, 3845, 6730, 7690, 11441, 13073, 22882, 26146, 57205, 65365, 114410, 130730, 517537, 1035074, 2587685, 5175370, 8798129, 17596258, 43990645, 87981290]

約数ペア:

[(1, 87981290), (2, 43990645), (5, 17596258), (10, 8798129), (17, 5175370), (34, 2587685), (85, 1035074), (170, 517537), (673, 130730), (769, 114410), (1346, 65365), (1538, 57205), (3365, 26146), (3845, 22882), (6730, 13073), (7690, 11441)]