87010480

素因数分解:

$2^4\times 5^1\times {\mathrm{1087631}}^1$

素因数の和:1087644

約数の個数: 20

約数和(自身を含む): 202299552

約数和(自身を除く): 115289072

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1087631, 2175262, 4350524, 5438155, 8701048, 10876310, 17402096, 21752620, 43505240, 87010480]

約数ペア:

[(1, 87010480), (2, 43505240), (4, 21752620), (5, 17402096), (8, 10876310), (10, 8701048), (16, 5438155), (20, 4350524), (40, 2175262), (80, 1087631)]