25742810

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{131}}^1\times {\mathrm{457}}^1$

素因数の和:638

約数の個数: 32

約数和(自身を含む): 47881152

約数和(自身を除く): 22138342

約数列:

[1, 2, 5, 10, 43, 86, 131, 215, 262, 430, 457, 655, 914, 1310, 2285, 4570, 5633, 11266, 19651, 28165, 39302, 56330, 59867, 98255, 119734, 196510, 299335, 598670, 2574281, 5148562, 12871405, 25742810]

約数ペア:

[(1, 25742810), (2, 12871405), (5, 5148562), (10, 2574281), (43, 598670), (86, 299335), (131, 196510), (215, 119734), (262, 98255), (430, 59867), (457, 56330), (655, 39302), (914, 28165), (1310, 19651), (2285, 11266), (4570, 5633)]