278851130

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{10631}}^1$

素因数の和:10742

約数の個数: 32

約数和(自身を含む): 522073728

約数和(自身を除く): 243222598

約数列:

[1, 2, 5, 10, 43, 61, 86, 122, 215, 305, 430, 610, 2623, 5246, 10631, 13115, 21262, 26230, 53155, 106310, 457133, 648491, 914266, 1296982, 2285665, 3242455, 4571330, 6484910, 27885113, 55770226, 139425565, 278851130]

約数ペア:

[(1, 278851130), (2, 139425565), (5, 55770226), (10, 27885113), (43, 6484910), (61, 4571330), (86, 3242455), (122, 2285665), (215, 1296982), (305, 914266), (430, 648491), (610, 457133), (2623, 106310), (5246, 53155), (10631, 26230), (13115, 21262)]